{"asset": "fastener-thread-standard-equivalence", "asset_type": "equivalence", "body": "Which ISO or EN standard replaced or corresponds to a given DIN fastener standard, whether the two are dimensionally interchangeable or differ, and what changed. Covers hex bolts, socket screws, set screws, nuts, washers, pins, rivets, machine screws, studs, and other mechanical fastener types. Answers 'is DIN 933 the same as ISO 4017', 'what replaced DIN 912', and 'can I substitute one for the other' \u2014 questions where the practical answer depends on specific dimensional changes (width across flats, head height, thread range) that the sources document.\n", "description": "Which ISO or EN standard replaced or corresponds to a given DIN fastener standard, whether the two are dimensionally interchangeable or differ, and what changed. Covers hex bolts, socket screws, set screws, nuts, washers, pins, rivets, machine screws, studs, and other mechanical fastener types. Answers 'is DIN 933 the same as ISO 4017', 'what replaced DIN 912', and 'can I substitute one for the other' \u2014 questions where the practical answer depends on specific dimensional changes (width across flats, head height, thread range) that the sources document.", "file": "index.md", "generated": true, "harvested": "2026-08-12", "key_field": "din_standard", "licence": "Factual compilation with source citations. The DIN-to-ISO equivalence is a fact about which standard number maps to which; short attributed quotes link back to the published chart or page. No standard text is reproduced.", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/", "https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards", "https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners", "https://www.wuerth.de/web/de/awkg/kompetenz/din_iso_normteile/din-933-931-iso-4014-4017-sechskantschrauben.php", "https://www.dinmedia.de/en/standard/din-933/3071389"], "stale_after": "2028-08-11", "title": "Fastener standard equivalences: DIN to ISO / EN crossover", "type": "dataset", "verified": false}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125-1\n\n**Fastener description:** Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts\n\n**ISO equivalent:** 7090\n\n**Interchangeability:** Without chamfer, up to nominal diameter 64\n\n**Modification notes:** Without chamfer, up to nominal diameter 64\n\n> Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts | 125-1 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 | Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts | 125-1 | 7090 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "125-1", "fastener_description": "Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts", "file": "125-1-2.md", "generated": true, "harvested": "2026-08-12", "id": "125-1-2", "interchangeability": "Without chamfer, up to nominal diameter 64", "iso_standard": "7090", "modification_notes": "Without chamfer, up to nominal diameter 64", "source_quote": "Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts | 125-1 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 | Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts | 125-1 | 7090 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "125-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125-1\n\n**Fastener description:** Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts\n\n**ISO equivalent:** 7089\n\n**Interchangeability:** Without chamfer, up to nominal diameter 64\n\n**Modification notes:** Without chamfer, up to nominal diameter 64\n\n> Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts | 125-1 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "125-1", "fastener_description": "Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts", "file": "125-1.md", "generated": true, "harvested": "2026-08-12", "id": "125-1", "interchangeability": "Without chamfer, up to nominal diameter 64", "iso_standard": "7089", "modification_notes": "Without chamfer, up to nominal diameter 64", "source_quote": "Product grade A washers with a hardness up to 250 HV, designed for use with hexagon head bolts and nuts | 125-1 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "125-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125-2\n\n**Fastener description:** Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts\n\n**ISO equivalent:** 7090\n\n**Interchangeability:** Without chamfer, up to nominal diameter 64\n\n**Modification notes:** Without chamfer, up to nominal diameter 64\n\n> Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts | 125-2 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 | Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts | 125-2 | 7090 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "125-2", "fastener_description": "Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts", "file": "125-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "125-2-2", "interchangeability": "Without chamfer, up to nominal diameter 64", "iso_standard": "7090", "modification_notes": "Without chamfer, up to nominal diameter 64", "source_quote": "Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts | 125-2 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 | Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts | 125-2 | 7090 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "125-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125\n\n**Fastener description:** Washers; medium type, primarily for hexagon bolts\n\n**ISO equivalent:** 7090\n\n> DIN 125 | ISO 7089 | | Washers; medium type, primarily for hexagon bolts | DIN 125 | ISO 7090 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "125", "fastener_description": "Washers; medium type, primarily for hexagon bolts", "file": "125-2-3.md", "generated": true, "harvested": "2026-08-12", "id": "125-2-3", "iso_standard": "7090", "source_quote": "DIN 125 | ISO 7089 | | Washers; medium type, primarily for hexagon bolts | DIN 125 | ISO 7090 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "125 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125-2\n\n**Fastener description:** Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts\n\n**ISO equivalent:** 7089\n\n**Interchangeability:** Without chamfer, up to nominal diameter 64\n\n**Modification notes:** Without chamfer, up to nominal diameter 64\n\n> Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts | 125-2 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "125-2", "fastener_description": "Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts", "file": "125-2.md", "generated": true, "harvested": "2026-08-12", "id": "125-2", "interchangeability": "Without chamfer, up to nominal diameter 64", "iso_standard": "7089", "modification_notes": "Without chamfer, up to nominal diameter 64", "source_quote": "Product grade A washers with a hardness from 300 HV, designed for use with hexagon head bolts and nuts | 125-2 | 7089 | | | 7089 | 2000-11 | Plain washers &#8211; Normal series, Product grade A | Without chamfer, up to nominal diameter 64 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "125-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125\n\n**Fastener description:** Washers; medium type, primarily for hexagon bolts\n\n**ISO equivalent:** 7089\n\n> DIN 125 | ISO 7089 | | Washers; medium type, primarily for hexagon bolts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "125", "fastener_description": "Washers; medium type, primarily for hexagon bolts", "file": "125-3.md", "generated": true, "harvested": "2026-08-12", "id": "125-3", "iso_standard": "7089", "source_quote": "DIN 125 | ISO 7089 | | Washers; medium type, primarily for hexagon bolts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "125 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 125\n\n**Fastener description:** Normal vs chamfered faces.\n\n**ISO equivalent:** 7089, 7090\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 125 | ISO 7089, 7090 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "125", "fastener_description": "Normal vs chamfered faces.", "file": "125.md", "generated": true, "harvested": "2026-08-12", "id": "125", "interchangeability": "Fully interchangeable", "iso_standard": "7089, 7090", "source_quote": "DIN 125 | ISO 7089, 7090 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "125 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 126\n\n**Fastener description:** Product grade C washers - designed for use with Hexagon Head Bolts and Nut\n\n**ISO equivalent:** 7091\n\n> DIN 126 | ISO 7091 | | Product grade C washers - designed for use with Hexagon Head Bolts and Nut |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "126", "fastener_description": "Product grade C washers - designed for use with Hexagon Head Bolts and Nut", "file": "126-2.md", "generated": true, "harvested": "2026-08-12", "id": "126-2", "iso_standard": "7091", "source_quote": "DIN 126 | ISO 7091 | | Product grade C washers - designed for use with Hexagon Head Bolts and Nut |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "126 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 126\n\n**Fastener description:** Product grade C washers, designed for use with hexagon head bolts and nuts\n\n**ISO equivalent:** 7091\n\n**Interchangeability:** Nominal sizes changed\n\n**Modification notes:** Nominal sizes changed\n\n> Product grade C washers, designed for use with hexagon head bolts and nuts | 126 | 7091 | | | 7091 | 2000-11 | Plain washers &#8211; Normal series, Product grade C | Nominal sizes changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "126", "fastener_description": "Product grade C washers, designed for use with hexagon head bolts and nuts", "file": "126.md", "generated": true, "harvested": "2026-08-12", "id": "126", "interchangeability": "Nominal sizes changed", "iso_standard": "7091", "modification_notes": "Nominal sizes changed", "source_quote": "Product grade C washers, designed for use with hexagon head bolts and nuts | 126 | 7091 | | | 7091 | 2000-11 | Plain washers &#8211; Normal series, Product grade C | Nominal sizes changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "126 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 127\n\n**Fastener description:** Spring Lock Washers with square ends or tang ends\n\n> DIN 127 | | BS4464B | Spring Lock Washers with square ends or tang ends |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "127", "fastener_description": "Spring Lock Washers with square ends or tang ends", "file": "127.md", "generated": true, "harvested": "2026-08-12", "id": "127", "source_quote": "DIN 127 | | BS4464B | Spring Lock Washers with square ends or tang ends |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "127 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 128\n\n**Fastener description:** Curved and wave Spring Lock Washers\n\n> DIN 128 | | | Curved and wave Spring Lock Washers |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "128", "fastener_description": "Curved and wave Spring Lock Washers", "file": "128.md", "generated": true, "harvested": "2026-08-12", "id": "128", "source_quote": "DIN 128 | | | Curved and wave Spring Lock Washers |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "128 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 137\n\n**Fastener description:** Spring Washers, curved or wave\n\n> DIN 137 | | | Spring Washers, curved or wave |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "137", "fastener_description": "Spring Washers, curved or wave", "file": "137.md", "generated": true, "harvested": "2026-08-12", "id": "137", "source_quote": "DIN 137 | | | Spring Washers, curved or wave |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "137 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1433\n\n**Fastener description:** Clevis pins without head\n\n**ISO equivalent:** 2340\n\n**EN ISO number:** 22340\n\n**Interchangeability:** Some other nominal lengths defined\n\n**Modification notes:** Some other nominal lengths defined\n\n> Clevis pins without head | 1433 | | 22340 | | 2340 | 1992-10 | Clevis pins without head | Some other nominal lengths defined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1433", "en_iso_standard": "22340", "fastener_description": "Clevis pins without head", "file": "1433.md", "generated": true, "harvested": "2026-08-12", "id": "1433", "interchangeability": "Some other nominal lengths defined", "iso_standard": "2340", "modification_notes": "Some other nominal lengths defined", "source_quote": "Clevis pins without head | 1433 | | 22340 | | 2340 | 1992-10 | Clevis pins without head | Some other nominal lengths defined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1433 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1434\n\n**Fastener description:** Clevis pins with head\n\n**ISO equivalent:** 2341\n\n**EN ISO number:** 22341\n\n**Interchangeability:** Only one head dimension. Some other nominal lengths defined\n\n**Modification notes:** Only one head dimension. Some other nominal lengths defined\n\n> Clevis pins with head | 1434 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Only one head dimension. Some other nominal lengths defined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1434", "en_iso_standard": "22341", "fastener_description": "Clevis pins with head", "file": "1434.md", "generated": true, "harvested": "2026-08-12", "id": "1434", "interchangeability": "Only one head dimension. Some other nominal lengths defined", "iso_standard": "2341", "modification_notes": "Only one head dimension. Some other nominal lengths defined", "source_quote": "Clevis pins with head | 1434 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Only one head dimension. Some other nominal lengths defined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1434 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1435\n\n**Fastener description:** Clevis pins with head\n\n**ISO equivalent:** 2341\n\n**EN ISO number:** 22341\n\n**Interchangeability:** Only one head dimension. Some other nominal lengths defined\n\n**Modification notes:** Only one head dimension. Some other nominal lengths defined\n\n> Clevis pins with head | 1435 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Only one head dimension. Some other nominal lengths defined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1435", "en_iso_standard": "22341", "fastener_description": "Clevis pins with head", "file": "1435.md", "generated": true, "harvested": "2026-08-12", "id": "1435", "interchangeability": "Only one head dimension. Some other nominal lengths defined", "iso_standard": "2341", "modification_notes": "Only one head dimension. Some other nominal lengths defined", "source_quote": "Clevis pins with head | 1435 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Only one head dimension. Some other nominal lengths defined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1435 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1436\n\n**Fastener description:** Clevis pins with head\n\n**ISO equivalent:** 2341\n\n**EN ISO number:** 22341\n\n**Interchangeability:** Only one head dimension. Some other nominal lengths defined\n\n**Modification notes:** Only one head dimension. Some other nominal lengths defined\n\n> Clevis pins with head | 1436 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Only one head dimension. Some other nominal lengths defined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1436", "en_iso_standard": "22341", "fastener_description": "Clevis pins with head", "file": "1436.md", "generated": true, "harvested": "2026-08-12", "id": "1436", "interchangeability": "Only one head dimension. Some other nominal lengths defined", "iso_standard": "2341", "modification_notes": "Only one head dimension. Some other nominal lengths defined", "source_quote": "Clevis pins with head | 1436 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Only one head dimension. Some other nominal lengths defined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1436 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1440\n\n**Fastener description:** Medium type washers for pins\n\n**ISO equivalent:** 8738\n\n> DIN 1440 | ISO 8738 | | Medium type washers for pins |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1440", "fastener_description": "Medium type washers for pins", "file": "1440-2.md", "generated": true, "harvested": "2026-08-12", "id": "1440-2", "iso_standard": "8738", "source_quote": "DIN 1440 | ISO 8738 | | Medium type washers for pins |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1440 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1440\n\n**Fastener description:** Plain washers for clevis pins; product grade A\n\n**ISO equivalent:** 8738\n\n**EN ISO number:** 28738\n\n**Interchangeability:** Nominal sizes changed\n\n**Modification notes:** Nominal sizes changed\n\n> 1440 | | 28738 | | 8738 | 1992-10 | Plain washers for clevis pins; product grade A | Nominal sizes changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1440", "en_iso_standard": "28738", "fastener_description": "Plain washers for clevis pins; product grade A", "file": "1440.md", "generated": true, "harvested": "2026-08-12", "id": "1440", "interchangeability": "Nominal sizes changed", "iso_standard": "8738", "modification_notes": "Nominal sizes changed", "source_quote": "1440 | | 28738 | | 8738 | 1992-10 | Plain washers for clevis pins; product grade A | Nominal sizes changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1440 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1443\n\n**Fastener description:** Clevis Pins without head\n\n**ISO equivalent:** 2340\n\n> DIN 1443 | ISO 2340 | | Clevis Pins without head |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1443", "fastener_description": "Clevis Pins without head", "file": "1443-2.md", "generated": true, "harvested": "2026-08-12", "id": "1443-2", "iso_standard": "2340", "source_quote": "DIN 1443 | ISO 2340 | | Clevis Pins without head |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1443 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1443\n\n**Fastener description:** Clevis pins without head\n\n**ISO equivalent:** 2340\n\n**EN ISO number:** 22340\n\n> Clevis pins without head | 1443 | | 22340 | | 2340 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1443", "en_iso_standard": "22340", "fastener_description": "Clevis pins without head", "file": "1443.md", "generated": true, "harvested": "2026-08-12", "id": "1443", "iso_standard": "2340", "source_quote": "Clevis pins without head | 1443 | | 22340 | | 2340 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1443 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1444\n\n**Fastener description:** Clevis Pins with head\n\n**ISO equivalent:** 2341\n\n> DIN 1444 | ISO 2341 | | Clevis Pins with head |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1444", "fastener_description": "Clevis Pins with head", "file": "1444-2.md", "generated": true, "harvested": "2026-08-12", "id": "1444-2", "iso_standard": "2341", "source_quote": "DIN 1444 | ISO 2341 | | Clevis Pins with head |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1444 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1444\n\n**Fastener description:** Clevis pins with head\n\n**ISO equivalent:** 2341\n\n**EN ISO number:** 22341\n\n**Interchangeability:** Some other nominal lengths defined\n\n**Modification notes:** Some other nominal lengths defined\n\n> Clevis pins with head | 1444 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Some other nominal lengths defined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1444", "en_iso_standard": "22341", "fastener_description": "Clevis pins with head", "file": "1444.md", "generated": true, "harvested": "2026-08-12", "id": "1444", "interchangeability": "Some other nominal lengths defined", "iso_standard": "2341", "modification_notes": "Some other nominal lengths defined", "source_quote": "Clevis pins with head | 1444 | | 22341 | | 2341 | 1992-10 | Clevis pins with head | Some other nominal lengths defined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1444 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1470\n\n**Fastener description:** Grooved Pins, full length parallel-grooved with pilot\n\n**ISO equivalent:** 8739\n\n> DIN 1470 | ISO 8739 | | Grooved Pins, full length parallel-grooved with pilot |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1470", "fastener_description": "Grooved Pins, full length parallel-grooved with pilot", "file": "1470-2.md", "generated": true, "harvested": "2026-08-12", "id": "1470-2", "iso_standard": "8739", "source_quote": "DIN 1470 | ISO 8739 | | Grooved Pins, full length parallel-grooved with pilot |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1470 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1470\n\n**Fastener description:** Grooved pins \u2013 Fulllength parallel grooved, with pilot\n\n**ISO equivalent:** 8739\n\n**Interchangeability:** Nominal lengths redefined. Shear rate increased.\n\n**Modification notes:** Nominal lengths redefined. Shear rate increased.\n\n> 1470 | 8739 | 28739 | | 8739 | 1998-03 | Grooved pins &#8211; Full-length parallel grooved, with pilot | Nominal lengths redefined. Shear rate increased. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1470", "fastener_description": "Grooved pins \u2013 Fulllength parallel grooved, with pilot", "file": "1470.md", "generated": true, "harvested": "2026-08-12", "id": "1470", "interchangeability": "Nominal lengths redefined. Shear rate increased.", "iso_standard": "8739", "modification_notes": "Nominal lengths redefined. Shear rate increased.", "source_quote": "1470 | 8739 | 28739 | | 8739 | 1998-03 | Grooved pins &#8211; Full-length parallel grooved, with pilot | Nominal lengths redefined. Shear rate increased. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1470 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1471\n\n**Fastener description:** Grooved Pins, full length taper-grooved\n\n**ISO equivalent:** 8744\n\n> DIN 1471 | ISO 8744 | | Grooved Pins, full length taper-grooved |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1471", "fastener_description": "Grooved Pins, full length taper-grooved", "file": "1471-2.md", "generated": true, "harvested": "2026-08-12", "id": "1471-2", "iso_standard": "8744", "source_quote": "DIN 1471 | ISO 8744 | | Grooved Pins, full length taper-grooved |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1471 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1471\n\n**Fastener description:** Grooved pins \u2013 Fulllength taper grooved\n\n**ISO equivalent:** 8744\n\n**Interchangeability:** Nominal lengths redefined. Shear rate increased.\n\n**Modification notes:** Nominal lengths redefined. Shear rate increased.\n\n> 1471 | 8744 | 28744 | | 8744 | 1998-03 | Grooved pins &#8211; Full-length taper grooved | Nominal lengths redefined. Shear rate increased. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1471", "fastener_description": "Grooved pins \u2013 Fulllength taper grooved", "file": "1471.md", "generated": true, "harvested": "2026-08-12", "id": "1471", "interchangeability": "Nominal lengths redefined. Shear rate increased.", "iso_standard": "8744", "modification_notes": "Nominal lengths redefined. Shear rate increased.", "source_quote": "1471 | 8744 | 28744 | | 8744 | 1998-03 | Grooved pins &#8211; Full-length taper grooved | Nominal lengths redefined. Shear rate increased. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1471 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1472\n\n**Fastener description:** Grooved Pins, half length taper-grooved\n\n**ISO equivalent:** 8745\n\n> DIN 1472 | ISO 8745 | | Grooved Pins, half length taper-grooved |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1472", "fastener_description": "Grooved Pins, half length taper-grooved", "file": "1472-2.md", "generated": true, "harvested": "2026-08-12", "id": "1472-2", "iso_standard": "8745", "source_quote": "DIN 1472 | ISO 8745 | | Grooved Pins, half length taper-grooved |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1472 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1472\n\n**Fastener description:** Grooved pins \u2013 Half-length taper grooved\n\n**ISO equivalent:** 8745\n\n**Interchangeability:** Nominal lengths redefined. Shear rate increased.\n\n**Modification notes:** Nominal lengths redefined. Shear rate increased.\n\n> 1472 | 8745 | 28745 | | 8745 | 1998-03 | Grooved pins &#8211; Half-length taper grooved | Nominal lengths redefined. Shear rate increased. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1472", "fastener_description": "Grooved pins \u2013 Half-length taper grooved", "file": "1472.md", "generated": true, "harvested": "2026-08-12", "id": "1472", "interchangeability": "Nominal lengths redefined. Shear rate increased.", "iso_standard": "8745", "modification_notes": "Nominal lengths redefined. Shear rate increased.", "source_quote": "1472 | 8745 | 28745 | | 8745 | 1998-03 | Grooved pins &#8211; Half-length taper grooved | Nominal lengths redefined. Shear rate increased. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1472 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1473\n\n**Fastener description:** Grooved Pins, full length parallel-grooved with chamfer\n\n**ISO equivalent:** 8740\n\n> DIN 1473 | ISO 8740 | | Grooved Pins, full length parallel-grooved with chamfer |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1473", "fastener_description": "Grooved Pins, full length parallel-grooved with chamfer", "file": "1473-2.md", "generated": true, "harvested": "2026-08-12", "id": "1473-2", "iso_standard": "8740", "source_quote": "DIN 1473 | ISO 8740 | | Grooved Pins, full length parallel-grooved with chamfer |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1473 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1473\n\n**Fastener description:** Grooved pins \u2013 Full-length parallel grooved, with chamfer\n\n**ISO equivalent:** 8740\n\n**Interchangeability:** Nominal lengths redefined. Shear rate increased.\n\n**Modification notes:** Nominal lengths redefined. Shear rate increased.\n\n> 1473 | 8740 | 28740 | | 8740 | 1998-03 | Grooved pins &#8211; Full-length parallel grooved, with chamfer | Nominal lengths redefined. Shear rate increased. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1473", "fastener_description": "Grooved pins \u2013 Full-length parallel grooved, with chamfer", "file": "1473.md", "generated": true, "harvested": "2026-08-12", "id": "1473", "interchangeability": "Nominal lengths redefined. Shear rate increased.", "iso_standard": "8740", "modification_notes": "Nominal lengths redefined. Shear rate increased.", "source_quote": "1473 | 8740 | 28740 | | 8740 | 1998-03 | Grooved pins &#8211; Full-length parallel grooved, with chamfer | Nominal lengths redefined. Shear rate increased. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1473 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1474\n\n**Fastener description:** Grooved Pins, half length reverse-grooved\n\n**ISO equivalent:** 8741\n\n> DIN 1474 | ISO 8741 | | Grooved Pins, half length reverse-grooved |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1474", "fastener_description": "Grooved Pins, half length reverse-grooved", "file": "1474-2.md", "generated": true, "harvested": "2026-08-12", "id": "1474-2", "iso_standard": "8741", "source_quote": "DIN 1474 | ISO 8741 | | Grooved Pins, half length reverse-grooved |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1474 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1474\n\n**Fastener description:** Grooved pins \u2013 Half-length reverse-taper grooved\n\n**ISO equivalent:** 8741\n\n**Interchangeability:** Nominal lengths redefined. Shear rate increased.\n\n**Modification notes:** Nominal lengths redefined. Shear rate increased.\n\n> 1474 | 8741 | 28741 | | 8741 | 1998-03 | Grooved pins &#8211; Half-length reverse-taper grooved | Nominal lengths redefined. Shear rate increased. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1474", "fastener_description": "Grooved pins \u2013 Half-length reverse-taper grooved", "file": "1474.md", "generated": true, "harvested": "2026-08-12", "id": "1474", "interchangeability": "Nominal lengths redefined. Shear rate increased.", "iso_standard": "8741", "modification_notes": "Nominal lengths redefined. Shear rate increased.", "source_quote": "1474 | 8741 | 28741 | | 8741 | 1998-03 | Grooved pins &#8211; Half-length reverse-taper grooved | Nominal lengths redefined. Shear rate increased. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1474 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1475\n\n**Fastener description:** Grooved Pins, third length centre-grooved\n\n**ISO equivalent:** 8742\n\n> DIN 1475 | ISO 8742 | | Grooved Pins, third length centre-grooved |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1475", "fastener_description": "Grooved Pins, third length centre-grooved", "file": "1475-2.md", "generated": true, "harvested": "2026-08-12", "id": "1475-2", "iso_standard": "8742", "source_quote": "DIN 1475 | ISO 8742 | | Grooved Pins, third length centre-grooved |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1475 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1475\n\n**Fastener description:** Grooved pins \u2013 One-third-length centre grooved\n\n**ISO equivalent:** 8742\n\n**Interchangeability:** Nominal lengths redefined. Shear rate increased.\n\n**Modification notes:** Nominal lengths redefined. Shear rate increased.\n\n> 1475 | 8742 | 28742 | | 8742 | 1998-03 | Grooved pins &#8211; One-third-length centre grooved | Nominal lengths redefined. Shear rate increased. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1475", "fastener_description": "Grooved pins \u2013 One-third-length centre grooved", "file": "1475.md", "generated": true, "harvested": "2026-08-12", "id": "1475", "interchangeability": "Nominal lengths redefined. Shear rate increased.", "iso_standard": "8742", "modification_notes": "Nominal lengths redefined. Shear rate increased.", "source_quote": "1475 | 8742 | 28742 | | 8742 | 1998-03 | Grooved pins &#8211; One-third-length centre grooved | Nominal lengths redefined. Shear rate increased. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1475 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1476\n\n**Fastener description:** Round Head Grooved Pins\n\n**ISO equivalent:** 8746\n\n> DIN 1476 | ISO 8746 | | Round Head Grooved Pins |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1476", "fastener_description": "Round Head Grooved Pins", "file": "1476-2.md", "generated": true, "harvested": "2026-08-12", "id": "1476-2", "iso_standard": "8746", "source_quote": "DIN 1476 | ISO 8746 | | Round Head Grooved Pins |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1476 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1476\n\n**Fastener description:** Grooved pins with round head\n\n**ISO equivalent:** 8746\n\n**Interchangeability:** Chamfer redefined\n\n**Modification notes:** Chamfer redefined\n\n> Chamfer redefined | Grooved pins with round head | 1476 | 8746 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1476", "fastener_description": "Grooved pins with round head", "file": "1476.md", "generated": true, "harvested": "2026-08-12", "id": "1476", "interchangeability": "Chamfer redefined", "iso_standard": "8746", "modification_notes": "Chamfer redefined", "source_quote": "Chamfer redefined | Grooved pins with round head | 1476 | 8746 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1476 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1477\n\n**Fastener description:** Countersunk Head Grooved Pins\n\n**ISO equivalent:** 8747\n\n> DIN 1477 | ISO 8747 | | Countersunk Head Grooved Pins |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1477", "fastener_description": "Countersunk Head Grooved Pins", "file": "1477-2.md", "generated": true, "harvested": "2026-08-12", "id": "1477-2", "iso_standard": "8747", "source_quote": "DIN 1477 | ISO 8747 | | Countersunk Head Grooved Pins |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1477 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1477\n\n**Fastener description:** Grooved pins with countersunk head\n\n**ISO equivalent:** 8747\n\n**Interchangeability:** Chamfer redefined\n\n**Modification notes:** Chamfer redefined\n\n> Grooved pins with countersunk head | 1477 | 8747 | 28747 | | 8747 | 1998-03 | Grooved pins with countersunk head | Chamfer redefined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1477", "fastener_description": "Grooved pins with countersunk head", "file": "1477.md", "generated": true, "harvested": "2026-08-12", "id": "1477", "interchangeability": "Chamfer redefined", "iso_standard": "8747", "modification_notes": "Chamfer redefined", "source_quote": "Grooved pins with countersunk head | 1477 | 8747 | 28747 | | 8747 | 1998-03 | Grooved pins with countersunk head | Chamfer redefined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1477 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1481\n\n**Fastener description:** Spring-type Straight Pins (roll pins) - heavy type\n\n**ISO equivalent:** 8752\n\n> DIN 1481 | ISO 8752 | | Spring-type Straight Pins (roll pins) - heavy type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1481", "fastener_description": "Spring-type Straight Pins (roll pins) - heavy type", "file": "1481-2.md", "generated": true, "harvested": "2026-08-12", "id": "1481-2", "iso_standard": "8752", "source_quote": "DIN 1481 | ISO 8752 | | Spring-type Straight Pins (roll pins) - heavy type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1481 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1481\n\n**Fastener description:** Spring-type straight pins \u2013 Slotted, heavy duty\n\n**ISO equivalent:** 8752\n\n**Interchangeability:** Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions\n\n**Modification notes:** Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions\n\n> 1481 | 8752 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "1481", "fastener_description": "Spring-type straight pins \u2013 Slotted, heavy duty", "file": "1481.md", "generated": true, "harvested": "2026-08-12", "id": "1481", "interchangeability": "Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions", "iso_standard": "8752", "modification_notes": "Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions", "source_quote": "1481 | 8752 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "1481 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description, interchangeability, modification_notes", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1587\n\n**Fastener description:** Hexagon Domed Cap Nuts\n\n> DIN 1587 | | | Hexagon Domed Cap Nuts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1587", "fastener_description": "Hexagon Domed Cap Nuts", "file": "1587.md", "generated": true, "harvested": "2026-08-12", "id": "1587", "source_quote": "DIN 1587 | | | Hexagon Domed Cap Nuts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1587 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 1816\n\n**Fastener description:** Round Nut with set pin holes inside; ISO metric fine thread\n\n> DIN 1816 | | | Round Nut with set pin holes inside; ISO metric fine thread |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "1816", "fastener_description": "Round Nut with set pin holes inside; ISO metric fine thread", "file": "1816.md", "generated": true, "harvested": "2026-08-12", "id": "1816", "source_quote": "DIN 1816 | | | Round Nut with set pin holes inside; ISO metric fine thread |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "1816 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 315\n\n**Fastener description:** Wing Nuts with rounded wings\n\n> DIN 315 | | | Wing Nuts with rounded wings |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "315", "fastener_description": "Wing Nuts with rounded wings", "file": "315.md", "generated": true, "harvested": "2026-08-12", "id": "315", "source_quote": "DIN 315 | | | Wing Nuts with rounded wings |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "315 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 316\n\n**Fastener description:** Wing Screws with rounded wings\n\n> DIN 316 | | | Wing Screws with rounded wings |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "316", "fastener_description": "Wing Screws with rounded wings", "file": "316.md", "generated": true, "harvested": "2026-08-12", "id": "316", "source_quote": "DIN 316 | | | Wing Screws with rounded wings |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "316 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 404\n\n**Fastener description:** Slotted Capstan Screws\n\n> DIN 404 | | | Slotted Capstan Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "404", "fastener_description": "Slotted Capstan Screws", "file": "404.md", "generated": true, "harvested": "2026-08-12", "id": "404", "source_quote": "DIN 404 | | | Slotted Capstan Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "404 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 417\n\n**Fastener description:** Legacy to EN conversion.\n\n**ISO equivalent:** 27435\n\n**Interchangeability:** Check spec\n\n> DIN 417 | DIN EN 27435 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "417", "fastener_description": "Legacy to EN conversion.", "file": "417-2.md", "generated": true, "harvested": "2026-08-12", "id": "417-2", "interchangeability": "Check spec", "iso_standard": "27435", "source_quote": "DIN 417 | DIN EN 27435 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "417 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 417\n\n**Fastener description:** Slotted Set Screws with long dog point\n\n**ISO equivalent:** 7435\n\n> DIN 417 | ISO 7435 | | Slotted Set Screws with long dog point |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "417", "fastener_description": "Slotted Set Screws with long dog point", "file": "417-3.md", "generated": true, "harvested": "2026-08-12", "id": "417-3", "iso_standard": "7435", "source_quote": "DIN 417 | ISO 7435 | | Slotted Set Screws with long dog point |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "417 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 417\n\n**Fastener description:** Slotted set screws with long dog point\n\n**ISO equivalent:** 7435\n\n**EN ISO number:** 27435\n\n**Interchangeability:** No modifications of dimensions\n\n**Modification notes:** No modifications of dimensions\n\n> No modifications of dimensions | Slotted set screws with long dog point | 417 | | 27435 | | 7435 | 1992-10 | Slotted set screws with long dog point |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "417", "en_iso_standard": "27435", "fastener_description": "Slotted set screws with long dog point", "file": "417.md", "generated": true, "harvested": "2026-08-12", "id": "417", "interchangeability": "No modifications of dimensions", "iso_standard": "7435", "modification_notes": "No modifications of dimensions", "source_quote": "No modifications of dimensions | Slotted set screws with long dog point | 417 | | 27435 | | 7435 | 1992-10 | Slotted set screws with long dog point |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "417 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 427\n\n**Fastener description:** Slotted variant.\n\n**ISO equivalent:** 2342\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 427 | ISO 2342 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "427", "fastener_description": "Slotted variant.", "file": "427-2.md", "generated": true, "harvested": "2026-08-12", "id": "427-2", "interchangeability": "Fully interchangeable", "iso_standard": "2342", "source_quote": "DIN 427 | ISO 2342 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "427 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 427\n\n**Fastener description:** Slotted Headless Screws with chamfered end\n\n**ISO equivalent:** 2342\n\n> DIN 427 | ISO 2342 | | Slotted Headless Screws with chamfered end |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "427", "fastener_description": "Slotted Headless Screws with chamfered end", "file": "427-3.md", "generated": true, "harvested": "2026-08-12", "id": "427-3", "iso_standard": "2342", "source_quote": "DIN 427 | ISO 2342 | | Slotted Headless Screws with chamfered end |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "427 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 427\n\n**Fastener description:** Slotted headless screws with shank\n\n**ISO equivalent:** 2342\n\n> 427 | 2342 | | | 2342 | 2004-05 | Slotted headless screws with shank |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "427", "fastener_description": "Slotted headless screws with shank", "file": "427.md", "generated": true, "harvested": "2026-08-12", "id": "427", "iso_standard": "2342", "source_quote": "427 | 2342 | | | 2342 | 2004-05 | Slotted headless screws with shank |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "427 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 428\n\n**Fastener description:** Hexagon Nuts, Grade C\n\n**ISO equivalent:** 4034\n\n> DIN 428 | ISO 4034 | | Hexagon Nuts, Grade C |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "428", "fastener_description": "Hexagon Nuts, Grade C", "file": "428.md", "generated": true, "harvested": "2026-08-12", "id": "428", "iso_standard": "4034", "source_quote": "DIN 428 | ISO 4034 | | Hexagon Nuts, Grade C |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "428 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 433-1\n\n**Fastener description:** Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws\n\n**ISO equivalent:** 7092\n\n> DIN 433-1 | ISO 7092 | | Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "433-1", "fastener_description": "Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws", "file": "433-1-2.md", "generated": true, "harvested": "2026-08-12", "id": "433-1-2", "iso_standard": "7092", "source_quote": "DIN 433-1 | ISO 7092 | | Product grade A washers - with a hardness up to 250 HV designed for use with cheese head screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "433-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 433-1\n\n**Fastener description:** Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws\n\n**ISO equivalent:** 7092\n\n**Interchangeability:** Pyramid diamond hardness 140 HV cancelled; rating changed\n\n**Modification notes:** Pyramid diamond hardness 140 HV cancelled; rating changed\n\n> Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws | 433-1 | 7092 | | | 7092 | 2000-11 | Plain washers &#8211; Small series, Product grade A | Pyramid diamond hardness 140 HV cancelled; rating changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "433-1", "fastener_description": "Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws", "file": "433-1.md", "generated": true, "harvested": "2026-08-12", "id": "433-1", "interchangeability": "Pyramid diamond hardness 140 HV cancelled; rating changed", "iso_standard": "7092", "modification_notes": "Pyramid diamond hardness 140 HV cancelled; rating changed", "source_quote": "Product grade A washers with a hardness up to 250 HV, designed for use with cheese head screws | 433-1 | 7092 | | | 7092 | 2000-11 | Plain washers &#8211; Small series, Product grade A | Pyramid diamond hardness 140 HV cancelled; rating changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "433-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 433-2\n\n**Fastener description:** Product grade A washers - with a hardness up to 300 HV designed for use with cheese head screws\n\n**ISO equivalent:** 7092\n\n> DIN 433-2 | ISO 7092 | | Product grade A washers - with a hardness up to 300 HV designed for use with cheese head screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "433-2", "fastener_description": "Product grade A washers - with a hardness up to 300 HV designed for use with cheese head screws", "file": "433-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "433-2-2", "iso_standard": "7092", "source_quote": "DIN 433-2 | ISO 7092 | | Product grade A washers - with a hardness up to 300 HV designed for use with cheese head screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "433-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 433-2\n\n**Fastener description:** Product grade A washers with a hardness up to 300 HV, designed for use with cheese head screws\n\n**ISO equivalent:** 7092\n\n**Interchangeability:** Nominal sizes changed\n\n**Modification notes:** Nominal sizes changed\n\n> Product grade A washers with a hardness up to 300 HV, designed for use with cheese head screws | 433-2 | 7092 | | | 7092 | 2000-11 | Plain washers &#8211; Small series, Product grade A | Nominal sizes changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "433-2", "fastener_description": "Product grade A washers with a hardness up to 300 HV, designed for use with cheese head screws", "file": "433-2.md", "generated": true, "harvested": "2026-08-12", "id": "433-2", "interchangeability": "Nominal sizes changed", "iso_standard": "7092", "modification_notes": "Nominal sizes changed", "source_quote": "Product grade A washers with a hardness up to 300 HV, designed for use with cheese head screws | 433-2 | 7092 | | | 7092 | 2000-11 | Plain washers &#8211; Small series, Product grade A | Nominal sizes changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "433-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 433\n\n**Fastener description:** Washers for use with cheese head screws\n\n**ISO equivalent:** 7092\n\n> DIN 433 | ISO 7092 | | Washers for use with cheese head screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "433", "fastener_description": "Washers for use with cheese head screws", "file": "433-3.md", "generated": true, "harvested": "2026-08-12", "id": "433-3", "iso_standard": "7092", "source_quote": "DIN 433 | ISO 7092 | | Washers for use with cheese head screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "433 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 433\n\n**Fastener description:** Small series.\n\n**ISO equivalent:** 7092\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 433 | ISO 7092 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "433", "fastener_description": "Small series.", "file": "433.md", "generated": true, "harvested": "2026-08-12", "id": "433", "interchangeability": "Fully interchangeable", "iso_standard": "7092", "source_quote": "DIN 433 | ISO 7092 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "433 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 438\n\n**Fastener description:** Slotted Set Screws with cup point\n\n**ISO equivalent:** 7436\n\n> DIN 438 | ISO 7436 | | Slotted Set Screws with cup point |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "438", "fastener_description": "Slotted Set Screws with cup point", "file": "438-2.md", "generated": true, "harvested": "2026-08-12", "id": "438-2", "iso_standard": "7436", "source_quote": "DIN 438 | ISO 7436 | | Slotted Set Screws with cup point |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "438 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 438\n\n**Fastener description:** Legacy to EN conversion.\n\n**ISO equivalent:** 27436\n\n**Interchangeability:** Check spec\n\n> DIN 438 | DIN EN 27436 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "438", "fastener_description": "Legacy to EN conversion.", "file": "438.md", "generated": true, "harvested": "2026-08-12", "id": "438", "interchangeability": "Check spec", "iso_standard": "27436", "source_quote": "DIN 438 | DIN EN 27436 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "438 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-1\n\n**Fastener description:** Unchamfered Hexagon Thin Nuts - product grade B\n\n**ISO equivalent:** 4036\n\n> DIN 439-1 | ISO 4036 | | Unchamfered Hexagon Thin Nuts - product grade B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "439-1", "fastener_description": "Unchamfered Hexagon Thin Nuts - product grade B", "file": "439-1-2.md", "generated": true, "harvested": "2026-08-12", "id": "439-1-2", "iso_standard": "4036", "source_quote": "DIN 439-1 | ISO 4036 | | Unchamfered Hexagon Thin Nuts - product grade B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "439-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-1\n\n**Fastener description:** Hexagon thin nuts with M 1,6 to M 10 threads\n\n**ISO equivalent:** 4036\n\n**Interchangeability:** Correlation of dimensions with DIN 439-1, except for the width across flat of the nut M10\n\n**Modification notes:** Correlation of dimensions with DIN 439-1, except for the width across flat of the nut M10\n\n> Hexagon thin nuts with M 1,6 to M 10 threads | 439-1 | 4036 | 24036 | 4036 | 4036 | 2001-02 | Hexagon thin nuts (unchamfered) &#8211; Product grade B | Correlation of dimensions with DIN 439-1, except for the width across flat of the nut M10 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "439-1", "fastener_description": "Hexagon thin nuts with M 1,6 to M 10 threads", "file": "439-1.md", "generated": true, "harvested": "2026-08-12", "id": "439-1", "interchangeability": "Correlation of dimensions with DIN 439-1, except for the width across flat of the nut M10", "iso_standard": "4036", "modification_notes": "Correlation of dimensions with DIN 439-1, except for the width across flat of the nut M10", "source_quote": "Hexagon thin nuts with M 1,6 to M 10 threads | 439-1 | 4036 | 24036 | 4036 | 4036 | 2001-02 | Hexagon thin nuts (unchamfered) &#8211; Product grade B | Correlation of dimensions with DIN 439-1, except for the width across flat of the nut M10 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "439-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-2\n\n**Fastener description:** Chamfered Hexagon Thin Nuts - product grades A and B\n\n**ISO equivalent:** 4035\n\n> DIN 439-2 | ISO 4035 | | Chamfered Hexagon Thin Nuts - product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "439-2", "fastener_description": "Chamfered Hexagon Thin Nuts - product grades A and B", "file": "439-2-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "439-2-2-2", "iso_standard": "4035", "source_quote": "DIN 439-2 | ISO 4035 | | Chamfered Hexagon Thin Nuts - product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "439-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-2\n\n**Fastener description:** Hexagon thin nuts with M 1,6 to M 52 and M 8\u00d71 to M 52\u00d73 threads\n\n**ISO equivalent:** 4035\n\n**Interchangeability:** Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; fine thread see ISO 8675\n\n**Modification notes:** Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; fine thread see ISO 8675\n\n> 439-2 | 4035 | 24035 | 4035 | 4035 | 2001-03 | Hexagon thin nuts (unchamfered) &#8211; Product grades A and B | Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; fine thread see ISO 8675 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "439-2", "fastener_description": "Hexagon thin nuts with M 1,6 to M 52 and M 8\u00d71 to M 52\u00d73 threads", "file": "439-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "439-2-2", "interchangeability": "Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; fine thread see ISO 8675", "iso_standard": "4035", "modification_notes": "Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; fine thread see ISO 8675", "source_quote": "439-2 | 4035 | 24035 | 4035 | 4035 | 2001-03 | Hexagon thin nuts (unchamfered) &#8211; Product grades A and B | Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; fine thread see ISO 8675 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "439-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-2\n\n**Fastener description:** Chamfered Hexagon Thin Nuts - product grades A and B\n\n**ISO equivalent:** 8675\n\n> DIN 439-2 | ISO 4035 | | Chamfered Hexagon Thin Nuts - product grades A and B | DIN 439-2 | ISO 8675 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "439-2", "fastener_description": "Chamfered Hexagon Thin Nuts - product grades A and B", "file": "439-2-3-2.md", "generated": true, "harvested": "2026-08-12", "id": "439-2-3-2", "iso_standard": "8675", "source_quote": "DIN 439-2 | ISO 4035 | | Chamfered Hexagon Thin Nuts - product grades A and B | DIN 439-2 | ISO 8675 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "439-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-2\n\n**Fastener description:** Hexagon thin nuts with M 1,6 to M 52 and M 8\u00d71 to M 52\u00d73 threads\n\n**ISO equivalent:** 8675\n\n**Interchangeability:** Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; regular type screw thread see ISO 4035\n\n**Modification notes:** Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; regular type screw thread see ISO 4035\n\n> 439-2 | 8675 | 28675 | | 8675 | 2001-03 | Hexagon thin nuts (unchamfered) with metric fine pitch thread &#8211; Product grades A and B | Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; regular type screw thread see ISO 4035 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "439-2", "fastener_description": "Hexagon thin nuts with M 1,6 to M 52 and M 8\u00d71 to M 52\u00d73 threads", "file": "439-2-3.md", "generated": true, "harvested": "2026-08-12", "id": "439-2-3", "interchangeability": "Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; regular type screw thread see ISO 4035", "iso_standard": "8675", "modification_notes": "Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; regular type screw thread see ISO 4035", "source_quote": "439-2 | 8675 | 28675 | | 8675 | 2001-03 | Hexagon thin nuts (unchamfered) with metric fine pitch thread &#8211; Product grades A and B | Standard divided by regular type screw threads and fine threads; width across flats according to ISO 272 changed; nominal size range changed; regular type screw thread see ISO 4035 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "439-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439\n\n**Fastener description:** Fine thread thin nut.\n\n**ISO equivalent:** 8675\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 439 | ISO 8675 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "439", "fastener_description": "Fine thread thin nut.", "file": "439-2-4.md", "generated": true, "harvested": "2026-08-12", "id": "439-2-4", "interchangeability": "Fully interchangeable", "iso_standard": "8675", "source_quote": "DIN 439 | ISO 8675 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "439 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439\n\n**Fastener description:** Hexagon Thin Nuts\n\n**ISO equivalent:** 4036\n\n> DIN 439 | ISO 4035 | BS3692 | Hexagon Thin Nuts | DIN 439 | ISO 4036 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "439", "fastener_description": "Hexagon Thin Nuts", "file": "439-2-5.md", "generated": true, "harvested": "2026-08-12", "id": "439-2-5", "iso_standard": "4036", "source_quote": "DIN 439 | ISO 4035 | BS3692 | Hexagon Thin Nuts | DIN 439 | ISO 4036 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "439 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439-2\n\n**Fastener description:** Hexagon thin nuts with M 1,6 to M 52 and M 8\u00d71 to M 52\u00d73 threads\n\n**ISO equivalent:** 4035\n\n**Interchangeability:** In tables 1 and 2 abbreviations changed and some specifications (thread dimensions) changed\n\n**Modification notes:** In tables 1 and 2 abbreviations changed and some specifications (thread dimensions) changed\n\n> 439-2 | 4035 | 24035 | | 4035 | 2001-03 | Hexagon thin nuts (unchamfered) &#8211; Product grades A and B | In tables 1 and 2 abbreviations changed and some specifications (thread dimensions) changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "439-2", "fastener_description": "Hexagon thin nuts with M 1,6 to M 52 and M 8\u00d71 to M 52\u00d73 threads", "file": "439-2.md", "generated": true, "harvested": "2026-08-12", "id": "439-2", "interchangeability": "In tables 1 and 2 abbreviations changed and some specifications (thread dimensions) changed", "iso_standard": "4035", "modification_notes": "In tables 1 and 2 abbreviations changed and some specifications (thread dimensions) changed", "source_quote": "439-2 | 4035 | 24035 | | 4035 | 2001-03 | Hexagon thin nuts (unchamfered) &#8211; Product grades A and B | In tables 1 and 2 abbreviations changed and some specifications (thread dimensions) changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "439-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439\n\n**Fastener description:** Hexagon Thin Nuts\n\n**ISO equivalent:** 8675\n\n> DIN 439 | ISO 4035 | BS3692 | Hexagon Thin Nuts | DIN 439 | ISO 4036 | BS3692 | Hexagon Thin Nuts | DIN 439 | ISO 8675 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "439", "fastener_description": "Hexagon Thin Nuts", "file": "439-3-2.md", "generated": true, "harvested": "2026-08-12", "id": "439-3-2", "iso_standard": "8675", "source_quote": "DIN 439 | ISO 4035 | BS3692 | Hexagon Thin Nuts | DIN 439 | ISO 4036 | BS3692 | Hexagon Thin Nuts | DIN 439 | ISO 8675 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "439 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439\n\n**Fastener description:** Edge prep varies; check bearing face.\n\n**ISO equivalent:** 4036\n\n**Interchangeability:** Check spec\n\n> DIN 439 | ISO 4036 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "439", "fastener_description": "Edge prep varies; check bearing face.", "file": "439-3.md", "generated": true, "harvested": "2026-08-12", "id": "439-3", "interchangeability": "Check spec", "iso_standard": "4036", "source_quote": "DIN 439 | ISO 4036 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "439 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439\n\n**Fastener description:** Hexagon Thin Nuts\n\n**ISO equivalent:** 4035\n\n> DIN 439 | ISO 4035 | BS3692 | Hexagon Thin Nuts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "439", "fastener_description": "Hexagon Thin Nuts", "file": "439-4.md", "generated": true, "harvested": "2026-08-12", "id": "439-4", "iso_standard": "4035", "source_quote": "DIN 439 | ISO 4035 | BS3692 | Hexagon Thin Nuts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "439 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 439\n\n**Fastener description:** Chamfered/unchamfered covered by ISO pair.\n\n**ISO equivalent:** 4035, 4036\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 439 | ISO 4035, 4036 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "439", "fastener_description": "Chamfered/unchamfered covered by ISO pair.", "file": "439.md", "generated": true, "harvested": "2026-08-12", "id": "439", "interchangeability": "Fully interchangeable", "iso_standard": "4035, 4036", "source_quote": "DIN 439 | ISO 4035, 4036 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "439 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 440\n\n**Fastener description:** Washers for use in timber constructions\n\n**ISO equivalent:** 7094\n\n> DIN 440 | ISO 7094 | | Washers for use in timber constructions |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "440", "fastener_description": "Washers for use in timber constructions", "file": "440-2.md", "generated": true, "harvested": "2026-08-12", "id": "440-2", "iso_standard": "7094", "source_quote": "DIN 440 | ISO 7094 | | Washers for use in timber constructions |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "440 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 440\n\n**Fastener description:** Plain washers \u2013 Extra large series, product grade C\n\n**ISO equivalent:** 7094\n\n**Interchangeability:** Nominal sizes changed, nominal size 24 size \u201ca\u201d redefined to the maximum, square-end hole Form R omitted; (standard DIN 440 still valid)\n\n**Modification notes:** Nominal sizes changed, nominal size 24 size \u201ca\u201d redefined to the maximum, square-end hole Form R omitted; (standard DIN 440 still valid)\n\n> 440 | 7094 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "440", "fastener_description": "Plain washers \u2013 Extra large series, product grade C", "file": "440.md", "generated": true, "harvested": "2026-08-12", "id": "440", "interchangeability": "Nominal sizes changed, nominal size 24 size \u201ca\u201d redefined to the maximum, square-end hole Form R omitted; (standard DIN 440 still valid)", "iso_standard": "7094", "modification_notes": "Nominal sizes changed, nominal size 24 size \u201ca\u201d redefined to the maximum, square-end hole Form R omitted; (standard DIN 440 still valid)", "source_quote": "440 | 7094 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "440 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description, interchangeability, modification_notes", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 444\n\n**Fastener description:** Eyebolts\n\n> DIN 444 | | | Eyebolts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "444", "fastener_description": "Eyebolts", "file": "444.md", "generated": true, "harvested": "2026-08-12", "id": "444", "source_quote": "DIN 444 | | | Eyebolts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "444 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 462\n\n**Fastener description:** Machine tools; internal tab washers for slotted round nuts for hook spanner according to DIN 1804\n\n> DIN 462 | | | Machine tools; internal tab washers for slotted round nuts for hook spanner according to DIN 1804 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "462", "fastener_description": "Machine tools; internal tab washers for slotted round nuts for hook spanner according to DIN 1804", "file": "462.md", "generated": true, "harvested": "2026-08-12", "id": "462", "source_quote": "DIN 462 | | | Machine tools; internal tab washers for slotted round nuts for hook spanner according to DIN 1804 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "462 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 464\n\n**Fastener description:** Knurled Thumb Screws, high type\n\n> DIN 464 | | | Knurled Thumb Screws, high type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "464", "fastener_description": "Knurled Thumb Screws, high type", "file": "464.md", "generated": true, "harvested": "2026-08-12", "id": "464", "source_quote": "DIN 464 | | | Knurled Thumb Screws, high type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "464 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 466\n\n**Fastener description:** Knurled Nuts, high type\n\n> DIN 466 | | | Knurled Nuts, high type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "466", "fastener_description": "Knurled Nuts, high type", "file": "466.md", "generated": true, "harvested": "2026-08-12", "id": "466", "source_quote": "DIN 466 | | | Knurled Nuts, high type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "466 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 467\n\n**Fastener description:** Knurled Nuts, low type\n\n> DIN 467 | | | Knurled Nuts, low type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "467", "fastener_description": "Knurled Nuts, low type", "file": "467.md", "generated": true, "harvested": "2026-08-12", "id": "467", "source_quote": "DIN 467 | | | Knurled Nuts, low type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "467 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 471\n\n**Fastener description:** Circlips (retaining rings) for shafts; normal type and heavy type\n\n> DIN 471 | | | Circlips (retaining rings) for shafts; normal type and heavy type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "471", "fastener_description": "Circlips (retaining rings) for shafts; normal type and heavy type", "file": "471.md", "generated": true, "harvested": "2026-08-12", "id": "471", "source_quote": "DIN 471 | | | Circlips (retaining rings) for shafts; normal type and heavy type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "471 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 479\n\n**Fastener description:** Square Head Bolts with short dog point\n\n> DIN 479 | | | Square Head Bolts with short dog point |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "479", "fastener_description": "Square Head Bolts with short dog point", "file": "479.md", "generated": true, "harvested": "2026-08-12", "id": "479", "source_quote": "DIN 479 | | | Square Head Bolts with short dog point |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "479 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 5406\n\n**Fastener description:** Lock Washers and locking plates for use with rolling bearings\n\n> DIN 5406 | | | Lock Washers and locking plates for use with rolling bearings |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "5406", "fastener_description": "Lock Washers and locking plates for use with rolling bearings", "file": "5406.md", "generated": true, "harvested": "2026-08-12", "id": "5406", "source_quote": "DIN 5406 | | | Lock Washers and locking plates for use with rolling bearings |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "5406 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 548\n\n**Fastener description:** Round Nuts with set pin holes inside\n\n> DIN 548 | | | Round Nuts with set pin holes inside |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "548", "fastener_description": "Round Nuts with set pin holes inside", "file": "548.md", "generated": true, "harvested": "2026-08-12", "id": "548", "source_quote": "DIN 548 | | | Round Nuts with set pin holes inside |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "548 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 551\n\n**Fastener description:** Slot width/tolerance differences.\n\n**ISO equivalent:** 4766\n\n**Interchangeability:** Check spec\n\n> DIN 551 | ISO 4766 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "551", "fastener_description": "Slot width/tolerance differences.", "file": "551-2.md", "generated": true, "harvested": "2026-08-12", "id": "551-2", "interchangeability": "Check spec", "iso_standard": "4766", "source_quote": "DIN 551 | ISO 4766 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "551 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 551\n\n**Fastener description:** Slotted Set Screws with flat point\n\n**ISO equivalent:** 4766\n\n> DIN 551 | ISO 4766 | | Slotted Set Screws with flat point |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "551", "fastener_description": "Slotted Set Screws with flat point", "file": "551-3.md", "generated": true, "harvested": "2026-08-12", "id": "551-3", "iso_standard": "4766", "source_quote": "DIN 551 | ISO 4766 | | Slotted Set Screws with flat point |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "551 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 551\n\n**Fastener description:** Slotted set screws with flat point\n\n**ISO equivalent:** 4766\n\n**EN ISO number:** 24766\n\n**Interchangeability:** No modifications of dimensions\n\n**Modification notes:** No modifications of dimensions\n\n> No modifications of dimensions | Slotted set screws with flat point | 551 | | 24766 | | 4766 | 1992-10 | Slotted set screws with flat point |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "551", "en_iso_standard": "24766", "fastener_description": "Slotted set screws with flat point", "file": "551.md", "generated": true, "harvested": "2026-08-12", "id": "551", "interchangeability": "No modifications of dimensions", "iso_standard": "4766", "modification_notes": "No modifications of dimensions", "source_quote": "No modifications of dimensions | Slotted set screws with flat point | 551 | | 24766 | | 4766 | 1992-10 | Slotted set screws with flat point |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "551 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 553\n\n**Fastener description:** Point geometry.\n\n**ISO equivalent:** 7434\n\n**Interchangeability:** Check spec\n\n> DIN 553 | ISO 7434 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "553", "fastener_description": "Point geometry.", "file": "553-2.md", "generated": true, "harvested": "2026-08-12", "id": "553-2", "interchangeability": "Check spec", "iso_standard": "7434", "source_quote": "DIN 553 | ISO 7434 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "553 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 553\n\n**Fastener description:** Slotted Set Screws with cone point\n\n**ISO equivalent:** 7434\n\n> DIN 553 | ISO 7434 | | Slotted Set Screws with cone point |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "553", "fastener_description": "Slotted Set Screws with cone point", "file": "553-3.md", "generated": true, "harvested": "2026-08-12", "id": "553-3", "iso_standard": "7434", "source_quote": "DIN 553 | ISO 7434 | | Slotted Set Screws with cone point |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "553 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 553\n\n**Fastener description:** Slotted set screws with cone point\n\n**ISO equivalent:** 7434\n\n**EN ISO number:** 27434\n\n**Interchangeability:** No modifications of dimensions\n\n**Modification notes:** No modifications of dimensions\n\n> 553 | | 27434 | | 7434 | 1992-10 | Slotted set screws with cone point | No modifications of dimensions |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "553", "en_iso_standard": "27434", "fastener_description": "Slotted set screws with cone point", "file": "553.md", "generated": true, "harvested": "2026-08-12", "id": "553", "interchangeability": "No modifications of dimensions", "iso_standard": "7434", "modification_notes": "No modifications of dimensions", "source_quote": "553 | | 27434 | | 7434 | 1992-10 | Slotted set screws with cone point | No modifications of dimensions |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "553 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 555\n\n**Fastener description:** M5 to M100x6 Hexagon Nuts - product grade C\n\n**ISO equivalent:** 4034\n\n> DIN 555 | ISO 4034 | | M5 to M100x6 Hexagon Nuts - product grade C |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "555", "fastener_description": "M5 to M100x6 Hexagon Nuts - product grade C", "file": "555-2.md", "generated": true, "harvested": "2026-08-12", "id": "555-2", "iso_standard": "4034", "source_quote": "DIN 555 | ISO 4034 | | M5 to M100x6 Hexagon Nuts - product grade C |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "555 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 555\n\n**Fastener description:** Hexagon nuts; Metric Thread, Type g\n\n**ISO equivalent:** 4034\n\n**Interchangeability:** Width across flats according to DIN ISO 272 included; nominal diameter reduced\n\n**Modification notes:** Width across flats according to DIN ISO 272 included; nominal diameter reduced\n\n> Hexagon nuts; Metric Thread, Type g | 555 | 4034 | 24034 | 4034 | 4034 | 2001-03 | Hexagon nuts &#8211; Product grade C | Width across flats according to DIN ISO 272 included; nominal diameter reduced |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "555", "fastener_description": "Hexagon nuts; Metric Thread, Type g", "file": "555.md", "generated": true, "harvested": "2026-08-12", "id": "555", "interchangeability": "Width across flats according to DIN ISO 272 included; nominal diameter reduced", "iso_standard": "4034", "modification_notes": "Width across flats according to DIN ISO 272 included; nominal diameter reduced", "source_quote": "Hexagon nuts; Metric Thread, Type g | 555 | 4034 | 24034 | 4034 | 4034 | 2001-03 | Hexagon nuts &#8211; Product grade C | Width across flats according to DIN ISO 272 included; nominal diameter reduced |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "555 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 558\n\n**Fastener description:** Alt coarse hex FT.\n\n**ISO equivalent:** 4018\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 558 | ISO 4018 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "558", "fastener_description": "Alt coarse hex FT.", "file": "558-2.md", "generated": true, "harvested": "2026-08-12", "id": "558-2", "interchangeability": "Fully interchangeable", "iso_standard": "4018", "source_quote": "DIN 558 | ISO 4018 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "558 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 558\n\n**Fastener description:** Hexagon Head Screws\n\n**ISO equivalent:** 4018\n\n> DIN 558 | ISO 4018 | | Hexagon Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "558", "fastener_description": "Hexagon Head Screws", "file": "558-3.md", "generated": true, "harvested": "2026-08-12", "id": "558-3", "iso_standard": "4018", "source_quote": "DIN 558 | ISO 4018 | | Hexagon Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "558 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 558\n\n**Fastener description:** Hexagon screws, Thread Approximately to Head, Metric Thread, Type g\n\n**ISO equivalent:** 4018\n\n**Interchangeability:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n> Hexagon screws, Thread Approximately to Head, Metric Thread, Type g | 558 | 4018 | 24018 | 4018 | 4018 | 2001-03 | Hexagon head screws &#8211; Product grade C | Nominal size extended; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "558", "fastener_description": "Hexagon screws, Thread Approximately to Head, Metric Thread, Type g", "file": "558.md", "generated": true, "harvested": "2026-08-12", "id": "558", "interchangeability": "Nominal size extended; width across flats according to DIN ISO 272 included", "iso_standard": "4018", "modification_notes": "Nominal size extended; width across flats according to DIN ISO 272 included", "source_quote": "Hexagon screws, Thread Approximately to Head, Metric Thread, Type g | 558 | 4018 | 24018 | 4018 | 4018 | 2001-03 | Hexagon head screws &#8211; Product grade C | Nominal size extended; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "558 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 580\n\n**Fastener description:** Collar Eyebolts for lifting purposes\n\n> DIN 580 | | | Collar Eyebolts for lifting purposes |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "580", "fastener_description": "Collar Eyebolts for lifting purposes", "file": "580.md", "generated": true, "harvested": "2026-08-12", "id": "580", "source_quote": "DIN 580 | | | Collar Eyebolts for lifting purposes |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "580 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 601\n\n**Fastener description:** Alt coarse hex PT.\n\n**ISO equivalent:** 4016\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 601 | ISO 4016 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "601", "fastener_description": "Alt coarse hex PT.", "file": "601-2.md", "generated": true, "harvested": "2026-08-12", "id": "601-2", "interchangeability": "Fully interchangeable", "iso_standard": "4016", "source_quote": "DIN 601 | ISO 4016 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "601 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 601\n\n**Fastener description:** M5 to M52 Hexagon Head Bolts; product grade C\n\n**ISO equivalent:** 4016\n\n> DIN 601 | ISO 4016 | | M5 to M52 Hexagon Head Bolts; product grade C |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "601", "fastener_description": "M5 to M52 Hexagon Head Bolts; product grade C", "file": "601-3.md", "generated": true, "harvested": "2026-08-12", "id": "601-3", "iso_standard": "4016", "source_quote": "DIN 601 | ISO 4016 | | M5 to M52 Hexagon Head Bolts; product grade C |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "601 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 601\n\n**Fastener description:** Hexagon Bolts without Hexagon Nut \u2013 with Hexagon Nut, Type g\n\n**ISO equivalent:** 4016\n\n**Interchangeability:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n> 601 | 4016 | 24016 | 4016 | 4016 | 2001-03 | Hexagon head bolts &#8211; Product grade C | Nominal size extended; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "601", "fastener_description": "Hexagon Bolts without Hexagon Nut \u2013 with Hexagon Nut, Type g", "file": "601.md", "generated": true, "harvested": "2026-08-12", "id": "601", "interchangeability": "Nominal size extended; width across flats according to DIN ISO 272 included", "iso_standard": "4016", "modification_notes": "Nominal size extended; width across flats according to DIN ISO 272 included", "source_quote": "601 | 4016 | 24016 | 4016 | 4016 | 2001-03 | Hexagon head bolts &#8211; Product grade C | Nominal size extended; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "601 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 603\n\n**Fastener description:** Mushroom Head Square Neck Bolts\n\n> DIN 603 | | | Mushroom Head Square Neck Bolts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "603", "fastener_description": "Mushroom Head Square Neck Bolts", "file": "603-2.md", "generated": true, "harvested": "2026-08-12", "id": "603-2", "source_quote": "DIN 603 | | | Mushroom Head Square Neck Bolts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "603 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 603\n\n**Fastener description:** Mushroom head square neck bolts\n\n**ISO equivalent:** 8677\n\n> Mushroom head square neck bolts | 603 | | | | 8677 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "603", "fastener_description": "Mushroom head square neck bolts", "file": "603.md", "generated": true, "harvested": "2026-08-12", "id": "603", "iso_standard": "8677", "source_quote": "Mushroom head square neck bolts | 603 | | | | 8677 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "603 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 609\n\n**Fastener description:** Hexagon Fits Bolts with long thread\n\n> DIN 609 | | | Hexagon Fits Bolts with long thread |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "609", "fastener_description": "Hexagon Fits Bolts with long thread", "file": "609.md", "generated": true, "harvested": "2026-08-12", "id": "609", "source_quote": "DIN 609 | | | Hexagon Fits Bolts with long thread |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "609 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6319\n\n**Fastener description:** Spherical Washers and conical seats\n\n> DIN 6319 | | | Spherical Washers and conical seats |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6319", "fastener_description": "Spherical Washers and conical seats", "file": "6319.md", "generated": true, "harvested": "2026-08-12", "id": "6319", "source_quote": "DIN 6319 | | | Spherical Washers and conical seats |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6319 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6325\n\n**Fastener description:** Parallel Pins, hardened: tolerance zone m6\n\n**ISO equivalent:** 8734\n\n> DIN 6325 | ISO 8734 | | Parallel Pins, hardened: tolerance zone m6 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6325", "fastener_description": "Parallel Pins, hardened: tolerance zone m6", "file": "6325-2.md", "generated": true, "harvested": "2026-08-12", "id": "6325-2", "iso_standard": "8734", "source_quote": "DIN 6325 | ISO 8734 | | Parallel Pins, hardened: tolerance zone m6 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6325 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6325\n\n**Fastener description:** Parallel pins, Hardened; Tolerance Zone m6\n\n**ISO equivalent:** 8734\n\n**Interchangeability:** Some other nominal lengths defined\n\n**Modification notes:** Some other nominal lengths defined\n\n> Parallel pins, Hardened; Tolerance Zone m6 | 6325 | 8734 | 28734 | | 8734 | 1998-03 | Parallel pins of hardened and martensitic stainless steel (Dowel pins) | Some other nominal lengths defined |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6325", "fastener_description": "Parallel pins, Hardened; Tolerance Zone m6", "file": "6325.md", "generated": true, "harvested": "2026-08-12", "id": "6325", "interchangeability": "Some other nominal lengths defined", "iso_standard": "8734", "modification_notes": "Some other nominal lengths defined", "source_quote": "Parallel pins, Hardened; Tolerance Zone m6 | 6325 | 8734 | 28734 | | 8734 | 1998-03 | Parallel pins of hardened and martensitic stainless steel (Dowel pins) | Some other nominal lengths defined |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6325 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6340\n\n**Fastener description:** Washers for clamping devices\n\n> DIN 6340 | | | Washers for clamping devices |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6340", "fastener_description": "Washers for clamping devices", "file": "6340.md", "generated": true, "harvested": "2026-08-12", "id": "6340", "source_quote": "DIN 6340 | | | Washers for clamping devices |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6340 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 653\n\n**Fastener description:** Knurled Thumb Screws, low type\n\n> DIN 653 | | | Knurled Thumb Screws, low type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "653", "fastener_description": "Knurled Thumb Screws, low type", "file": "653.md", "generated": true, "harvested": "2026-08-12", "id": "653", "source_quote": "DIN 653 | | | Knurled Thumb Screws, low type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "653 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6797\n\n**Fastener description:** Toothed Lock Washers\n\n> DIN 6797 | | | Toothed Lock Washers |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6797", "fastener_description": "Toothed Lock Washers", "file": "6797.md", "generated": true, "harvested": "2026-08-12", "id": "6797", "source_quote": "DIN 6797 | | | Toothed Lock Washers |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6797 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6798\n\n**Fastener description:** Serrated Lock Washers\n\n> DIN 6798 | | | Serrated Lock Washers |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6798", "fastener_description": "Serrated Lock Washers", "file": "6798.md", "generated": true, "harvested": "2026-08-12", "id": "6798", "source_quote": "DIN 6798 | | | Serrated Lock Washers |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6798 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6799\n\n**Fastener description:** Lock Washers (retaining washers) for shafts\n\n> DIN 6799 | | | Lock Washers (retaining washers) for shafts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6799", "fastener_description": "Lock Washers (retaining washers) for shafts", "file": "6799.md", "generated": true, "harvested": "2026-08-12", "id": "6799", "source_quote": "DIN 6799 | | | Lock Washers (retaining washers) for shafts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6799 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6900\n\n**Fastener description:** Screw and Washer assemblies\n\n**ISO equivalent:** 10644\n\n> DIN 6900 | ISO 10644 | | Screw and Washer assemblies |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6900", "fastener_description": "Screw and Washer assemblies", "file": "6900.md", "generated": true, "harvested": "2026-08-12", "id": "6900", "iso_standard": "10644", "source_quote": "DIN 6900 | ISO 10644 | | Screw and Washer assemblies |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6900 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6901\n\n**Fastener description:** Tapping Screw and Washer assemblies\n\n**ISO equivalent:** 10510\n\n> DIN 6901 | ISO 10510 | | Tapping Screw and Washer assemblies |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6901", "fastener_description": "Tapping Screw and Washer assemblies", "file": "6901.md", "generated": true, "harvested": "2026-08-12", "id": "6901", "iso_standard": "10510", "source_quote": "DIN 6901 | ISO 10510 | | Tapping Screw and Washer assemblies |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6901 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6902\n\n**Fastener description:** Plain Washers for screw and washer assemblies\n\n**ISO equivalent:** 10673\n\n> DIN 6902 | ISO 10673 | | Plain Washers for screw and washer assemblies |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6902", "fastener_description": "Plain Washers for screw and washer assemblies", "file": "6902.md", "generated": true, "harvested": "2026-08-12", "id": "6902", "iso_standard": "10673", "source_quote": "DIN 6902 | ISO 10673 | | Plain Washers for screw and washer assemblies |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6902 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6903\n\n**Fastener description:** Plain Washers for tapping screw and washer assemblies\n\n**ISO equivalent:** 10669\n\n> DIN 6903 | ISO 10669 | | Plain Washers for tapping screw and washer assemblies |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6903", "fastener_description": "Plain Washers for tapping screw and washer assemblies", "file": "6903.md", "generated": true, "harvested": "2026-08-12", "id": "6903", "iso_standard": "10669", "source_quote": "DIN 6903 | ISO 10669 | | Plain Washers for tapping screw and washer assemblies |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6903 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6912\n\n**Fastener description:** Hexagon Socket Thin Head Cap Screws with pilot recess\n\n> DIN 6912 | | | Hexagon Socket Thin Head Cap Screws with pilot recess |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6912", "fastener_description": "Hexagon Socket Thin Head Cap Screws with pilot recess", "file": "6912.md", "generated": true, "harvested": "2026-08-12", "id": "6912", "source_quote": "DIN 6912 | | | Hexagon Socket Thin Head Cap Screws with pilot recess |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6912 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6914\n\n**Fastener description:** High-strength Hexagon Head Bolts with large widths across flats for structural steel bolting\n\n**ISO equivalent:** 14399-4\n\n> DIN 6914 | ISO 14399-4 | | High-strength Hexagon Head Bolts with large widths across flats for structural steel bolting |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6914", "fastener_description": "High-strength Hexagon Head Bolts with large widths across flats for structural steel bolting", "file": "6914-2.md", "generated": true, "harvested": "2026-08-12", "id": "6914-2", "iso_standard": "14399-4", "source_quote": "DIN 6914 | ISO 14399-4 | | High-strength Hexagon Head Bolts with large widths across flats for structural steel bolting |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6914 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6914\n\n**Fastener description:** High-strength hexagon head bolts with large widths across flats for structural steel bolting\n\n**ISO equivalent:** 7412\n\n**EN ISO number:** 14399-4\n\n> High-strength hexagon head bolts with large widths across flats for structural steel bolting | 6914 | | 14399-4 | | 7412 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6914", "en_iso_standard": "14399-4", "fastener_description": "High-strength hexagon head bolts with large widths across flats for structural steel bolting", "file": "6914.md", "generated": true, "harvested": "2026-08-12", "id": "6914", "iso_standard": "7412", "source_quote": "High-strength hexagon head bolts with large widths across flats for structural steel bolting | 6914 | | 14399-4 | | 7412 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6914 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6915\n\n**Fastener description:** High-strength hexagon nuts with large widths across flats for structural steel bolting\n\n**EN ISO number:** 14399-4\n\n> High-strength hexagon nuts with large widths across flats for structural steel bolting | 6915 | | 14399-4 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6915", "en_iso_standard": "14399-4", "fastener_description": "High-strength hexagon nuts with large widths across flats for structural steel bolting", "file": "6915.md", "generated": true, "harvested": "2026-08-12", "id": "6915", "source_quote": "High-strength hexagon nuts with large widths across flats for structural steel bolting | 6915 | | 14399-4 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6915 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6916\n\n**Fastener description:** Round Washers for high-strength structural steel bolting\n\n> DIN 6916 | | | Round Washers for high-strength structural steel bolting |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6916", "fastener_description": "Round Washers for high-strength structural steel bolting", "file": "6916-2.md", "generated": true, "harvested": "2026-08-12", "id": "6916-2", "source_quote": "DIN 6916 | | | Round Washers for high-strength structural steel bolting |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6916 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6916\n\n**Fastener description:** Washers for high tensile bolting in steel structures\n\n**ISO equivalent:** 7416\n\n**EN ISO number:** 14399-6\n\n> Washers for high tensile bolting in steel structures | 6916 | | 14399-6 | | 7416 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6916", "en_iso_standard": "14399-6", "fastener_description": "Washers for high tensile bolting in steel structures", "file": "6916.md", "generated": true, "harvested": "2026-08-12", "id": "6916", "iso_standard": "7416", "source_quote": "Washers for high tensile bolting in steel structures | 6916 | | 14399-6 | | 7416 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6916 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6921\n\n**Fastener description:** Flange OD/serrations/tolerance windows.\n\n**ISO equivalent:** 1665\n\n**Interchangeability:** Check spec\n\n> DIN 6921 | DIN EN 1665 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "6921", "fastener_description": "Flange OD/serrations/tolerance windows.", "file": "6921-2.md", "generated": true, "harvested": "2026-08-12", "id": "6921-2", "interchangeability": "Check spec", "iso_standard": "1665", "source_quote": "DIN 6921 | DIN EN 1665 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "6921 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6921\n\n**Fastener description:** Hexagon Flange Bolts\n\n**ISO equivalent:** 1665\n\n> DIN 6921 | ISO 1665 | | Hexagon Flange Bolts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6921", "fastener_description": "Hexagon Flange Bolts", "file": "6921-3.md", "generated": true, "harvested": "2026-08-12", "id": "6921-3", "iso_standard": "1665", "source_quote": "DIN 6921 | ISO 1665 | | Hexagon Flange Bolts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6921 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6921\n\n**Fastener description:** Hexagon flange bolts\n\n**ISO equivalent:** 8102\n\n**EN ISO number:** 1665\n\n**Interchangeability:** Dimensions partially changed; width across flats according to ISO 272; strength 12.9 omitted\n\n**Modification notes:** Dimensions partially changed; width across flats according to ISO 272; strength 12.9 omitted\n\n> Hexagon flange bolts | 6921 | | 1665 | | 8102 | 1998-11 | Hexagon bolts with flange, heavy series | Dimensions partially changed; width across flats according to ISO 272; strength 12.9 omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6921", "en_iso_standard": "1665", "fastener_description": "Hexagon flange bolts", "file": "6921.md", "generated": true, "harvested": "2026-08-12", "id": "6921", "interchangeability": "Dimensions partially changed; width across flats according to ISO 272; strength 12.9 omitted", "iso_standard": "8102", "modification_notes": "Dimensions partially changed; width across flats according to ISO 272; strength 12.9 omitted", "source_quote": "Hexagon flange bolts | 6921 | | 1665 | | 8102 | 1998-11 | Hexagon bolts with flange, heavy series | Dimensions partially changed; width across flats according to ISO 272; strength 12.9 omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6921 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6922\n\n**Fastener description:** Hexagon Flange Bolts with reduced shank\n\n**ISO equivalent:** 1665\n\n> DIN 6922 | ISO 1665 | | Hexagon Flange Bolts with reduced shank |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6922", "fastener_description": "Hexagon Flange Bolts with reduced shank", "file": "6922.md", "generated": true, "harvested": "2026-08-12", "id": "6922", "iso_standard": "1665", "source_quote": "DIN 6922 | ISO 1665 | | Hexagon Flange Bolts with reduced shank |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6922 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6923\n\n**Fastener description:** Flange geometry/tolerance.\n\n**ISO equivalent:** 1661\n\n**Interchangeability:** Check spec\n\n> DIN 6923 | DIN EN 1661 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "6923", "fastener_description": "Flange geometry/tolerance.", "file": "6923-2.md", "generated": true, "harvested": "2026-08-12", "id": "6923-2", "interchangeability": "Check spec", "iso_standard": "1661", "source_quote": "DIN 6923 | DIN EN 1661 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "6923 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6923\n\n**Fastener description:** Hexagon Nuts with flange\n\n**ISO equivalent:** 1661\n\n> DIN 6923 | ISO 1661 | | Hexagon Nuts with flange |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6923", "fastener_description": "Hexagon Nuts with flange", "file": "6923-3.md", "generated": true, "harvested": "2026-08-12", "id": "6923-3", "iso_standard": "1661", "source_quote": "DIN 6923 | ISO 1661 | | Hexagon Nuts with flange |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6923 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6923\n\n**Fastener description:** Hexagon nuts with flange\n\n**ISO equivalent:** 4161\n\n**EN ISO number:** 1661\n\n**Interchangeability:** Fine thread omitted to be included in a separate standard later); width across flat M10 changed\n\n**Modification notes:** Fine thread omitted to be included in a separate standard later); width across flat M10 changed\n\n> Hexagon nuts with flange | 6923 | | 1661 | | 4161 | 1998-02 | Hexagon nuts with flange | Fine thread omitted to be included in a separate standard later); width across flat M10 changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6923", "en_iso_standard": "1661", "fastener_description": "Hexagon nuts with flange", "file": "6923.md", "generated": true, "harvested": "2026-08-12", "id": "6923", "interchangeability": "Fine thread omitted to be included in a separate standard later); width across flat M10 changed", "iso_standard": "4161", "modification_notes": "Fine thread omitted to be included in a separate standard later); width across flat M10 changed", "source_quote": "Hexagon nuts with flange | 6923 | | 1661 | | 4161 | 1998-02 | Hexagon nuts with flange | Fine thread omitted to be included in a separate standard later); width across flat M10 changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6923 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6924\n\n**Fastener description:** Prevailing torque type Hexagon Nuts with non-metallic insert\n\n**ISO equivalent:** 10512\n\n> DIN 6924 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert | DIN 6924 | ISO 10512 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6924", "fastener_description": "Prevailing torque type Hexagon Nuts with non-metallic insert", "file": "6924-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "6924-2-2", "iso_standard": "10512", "source_quote": "DIN 6924 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert | DIN 6924 | ISO 10512 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6924 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6924\n\n**Fastener description:** Prevailing torque type hexagon nuts with non-metallic insert\n\n**ISO equivalent:** 10512\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 7040 | 27040 | | 7040 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1 &#8211; Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 10512 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6924", "fastener_description": "Prevailing torque type hexagon nuts with non-metallic insert", "file": "6924-2.md", "generated": true, "harvested": "2026-08-12", "id": "6924-2", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "10512", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 7040 | 27040 | | 7040 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1 &#8211; Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 10512 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6924 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6924\n\n**Fastener description:** Prevailing torque type Hexagon Nuts with non-metallic insert\n\n**ISO equivalent:** 7040\n\n> DIN 6924 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6924", "fastener_description": "Prevailing torque type Hexagon Nuts with non-metallic insert", "file": "6924-3.md", "generated": true, "harvested": "2026-08-12", "id": "6924-3", "iso_standard": "7040", "source_quote": "DIN 6924 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6924 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6924\n\n**Fastener description:** Prevailing torque type hexagon nuts with non-metallic insert\n\n**ISO equivalent:** 7040\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 7040 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6924", "fastener_description": "Prevailing torque type hexagon nuts with non-metallic insert", "file": "6924.md", "generated": true, "harvested": "2026-08-12", "id": "6924", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "7040", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 7040 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6924 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6925\n\n**Fastener description:** Prevailing torque type all-metal Hexagon Nuts\n\n**ISO equivalent:** 10513\n\n> DIN 6925 | ISO 7042 | | Prevailing torque type all-metal Hexagon Nuts | DIN 6925 | ISO 10513 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6925", "fastener_description": "Prevailing torque type all-metal Hexagon Nuts", "file": "6925-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "6925-2-2", "iso_standard": "10513", "source_quote": "DIN 6925 | ISO 7042 | | Prevailing torque type all-metal Hexagon Nuts | DIN 6925 | ISO 10513 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6925 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6925\n\n**Fastener description:** Prevailing torque type all-metal hexagon nuts\n\n**ISO equivalent:** 10513\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Prevailing torque type all-metal hexagon nuts | 6925 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type all-metal hexagon nuts | 6925 | 10513 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6925", "fastener_description": "Prevailing torque type all-metal hexagon nuts", "file": "6925-2.md", "generated": true, "harvested": "2026-08-12", "id": "6925-2", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "10513", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Prevailing torque type all-metal hexagon nuts | 6925 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type all-metal hexagon nuts | 6925 | 10513 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6925 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6925\n\n**Fastener description:** Prevailing torque type all-metal Hexagon Nuts\n\n**ISO equivalent:** 7042\n\n> DIN 6925 | ISO 7042 | | Prevailing torque type all-metal Hexagon Nuts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6925", "fastener_description": "Prevailing torque type all-metal Hexagon Nuts", "file": "6925-3.md", "generated": true, "harvested": "2026-08-12", "id": "6925-3", "iso_standard": "7042", "source_quote": "DIN 6925 | ISO 7042 | | Prevailing torque type all-metal Hexagon Nuts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6925 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6925\n\n**Fastener description:** Prevailing torque type all-metal hexagon nuts\n\n**ISO equivalent:** 7042\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Prevailing torque type all-metal hexagon nuts | 6925 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6925", "fastener_description": "Prevailing torque type all-metal hexagon nuts", "file": "6925.md", "generated": true, "harvested": "2026-08-12", "id": "6925", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "7042", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Prevailing torque type all-metal hexagon nuts | 6925 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6925 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6926\n\n**Fastener description:** Prevailing torque type Hexagon Nuts with flange and with non-metallic insert\n\n**ISO equivalent:** 12125\n\n> DIN 6926 | ISO 7043 | | Prevailing torque type Hexagon Nuts with flange and with non-metallic insert | DIN 6926 | ISO 12125 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6926", "fastener_description": "Prevailing torque type Hexagon Nuts with flange and with non-metallic insert", "file": "6926-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "6926-2-2", "iso_standard": "12125", "source_quote": "DIN 6926 | ISO 7043 | | Prevailing torque type Hexagon Nuts with flange and with non-metallic insert | DIN 6926 | ISO 12125 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6926 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6926\n\n**Fastener description:** Deformation style/serrations differ.\n\n**ISO equivalent:** 1663, 1666\n\n**Interchangeability:** Check spec\n\n> DIN 6926 | DIN EN 1663, 1666 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "6926", "fastener_description": "Deformation style/serrations differ.", "file": "6926-2.md", "generated": true, "harvested": "2026-08-12", "id": "6926-2", "interchangeability": "Check spec", "iso_standard": "1663, 1666", "source_quote": "DIN 6926 | DIN EN 1663, 1666 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "6926 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6926\n\n**Fastener description:** Prevailing torque type Hexagon Nuts with flange and with non-metallic insert\n\n**ISO equivalent:** 7043\n\n> DIN 6926 | ISO 7043 | | Prevailing torque type Hexagon Nuts with flange and with non-metallic insert |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6926", "fastener_description": "Prevailing torque type Hexagon Nuts with flange and with non-metallic insert", "file": "6926-3.md", "generated": true, "harvested": "2026-08-12", "id": "6926-3", "iso_standard": "7043", "source_quote": "DIN 6926 | ISO 7043 | | Prevailing torque type Hexagon Nuts with flange and with non-metallic insert |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6926 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6926\n\n**Fastener description:** Prevailing torque type hexagon nuts with flange (with non-metallic insert), with metric fine pitch thread\n\n**ISO equivalent:** 12125\n\n**EN ISO number:** 1666\n\n**Interchangeability:** Width across flat M10 changed\n\n**Modification notes:** Width across flat M10 changed\n\n> 6926 | | 1666 | | 12125 | 1998-02 | Prevailing torque type hexagon nuts with flange (with non-metallic insert), with metric fine pitch thread | Width across flat M10 changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6926", "en_iso_standard": "1666", "fastener_description": "Prevailing torque type hexagon nuts with flange (with non-metallic insert), with metric fine pitch thread", "file": "6926.md", "generated": true, "harvested": "2026-08-12", "id": "6926", "interchangeability": "Width across flat M10 changed", "iso_standard": "12125", "modification_notes": "Width across flat M10 changed", "source_quote": "6926 | | 1666 | | 12125 | 1998-02 | Prevailing torque type hexagon nuts with flange (with non-metallic insert), with metric fine pitch thread | Width across flat M10 changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6926 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6927\n\n**Fastener description:** Prevailing torque type All-Metal Nuts with flange\n\n**ISO equivalent:** 12126\n\n> DIN 6927 | ISO 7044 | | Prevailing torque type All-Metal Nuts with flange | DIN 6927 | ISO 12126 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6927", "fastener_description": "Prevailing torque type All-Metal Nuts with flange", "file": "6927-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "6927-2-2", "iso_standard": "12126", "source_quote": "DIN 6927 | ISO 7044 | | Prevailing torque type All-Metal Nuts with flange | DIN 6927 | ISO 12126 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6927 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6927\n\n**Fastener description:** Variant series.\n\n**ISO equivalent:** 1664, 1667\n\n**Interchangeability:** Check spec\n\n> DIN 6927 | DIN EN 1664, 1667 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "6927", "fastener_description": "Variant series.", "file": "6927-2.md", "generated": true, "harvested": "2026-08-12", "id": "6927-2", "interchangeability": "Check spec", "iso_standard": "1664, 1667", "source_quote": "DIN 6927 | DIN EN 1664, 1667 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "6927 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6927\n\n**Fastener description:** Prevailing torque type All-Metal Nuts with flange\n\n**ISO equivalent:** 7044\n\n> DIN 6927 | ISO 7044 | | Prevailing torque type All-Metal Nuts with flange |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "6927", "fastener_description": "Prevailing torque type All-Metal Nuts with flange", "file": "6927-3.md", "generated": true, "harvested": "2026-08-12", "id": "6927-3", "iso_standard": "7044", "source_quote": "DIN 6927 | ISO 7044 | | Prevailing torque type All-Metal Nuts with flange |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "6927 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 6927\n\n**Fastener description:** Prevailing torque type \u2013 All-metal hexagon nuts with flange\n\n**ISO equivalent:** 7044\n\n**EN ISO number:** 1664\n\n**Interchangeability:** Width across flat M10 changed\n\n**Modification notes:** Width across flat M10 changed\n\n> 6927 | | 1664 | | 7044 | 1998-02 | Prevailing torque type &#8211; All-metal hexagon nuts with flange | Width across flat M10 changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "6927", "en_iso_standard": "1664", "fastener_description": "Prevailing torque type \u2013 All-metal hexagon nuts with flange", "file": "6927.md", "generated": true, "harvested": "2026-08-12", "id": "6927", "interchangeability": "Width across flat M10 changed", "iso_standard": "7044", "modification_notes": "Width across flat M10 changed", "source_quote": "6927 | | 1664 | | 7044 | 1998-02 | Prevailing torque type &#8211; All-metal hexagon nuts with flange | Width across flat M10 changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "6927 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7045\n\n**Fastener description:** Pan Head Screws with type H or type Z cross recess - product grade A\n\n> DIN 7045 | | | Pan Head Screws with type H or type Z cross recess - product grade A |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7045", "fastener_description": "Pan Head Screws with type H or type Z cross recess - product grade A", "file": "7045.md", "generated": true, "harvested": "2026-08-12", "id": "7045", "source_quote": "DIN 7045 | | | Pan Head Screws with type H or type Z cross recess - product grade A |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7045 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7337\n\n**Fastener description:** Break mandrel Blind Rivets\n\n**ISO equivalent:** 15977 to ISO 15984\n\n> DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets | DIN 7337 | ISO 15977 to ISO 15984 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7337", "fastener_description": "Break mandrel Blind Rivets", "file": "7337-2.md", "generated": true, "harvested": "2026-08-12", "id": "7337-2", "iso_standard": "15977 to ISO 15984", "source_quote": "DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets | DIN 7337 | ISO 15977 to ISO 15984 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7337 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7337\n\n**Fastener description:** Break mandrel Blind Rivets\n\n**ISO equivalent:** 16582 to ISO 16584\n\n> DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets | DIN 7337 | ISO 15977 to ISO 15984 | | Break mandrel Blind Rivets | DIN 7337 | ISO 16582 to ISO 16584 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7337", "fastener_description": "Break mandrel Blind Rivets", "file": "7337-3.md", "generated": true, "harvested": "2026-08-12", "id": "7337-3", "iso_standard": "16582 to ISO 16584", "source_quote": "DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets | DIN 7337 | ISO 15977 to ISO 15984 | | Break mandrel Blind Rivets | DIN 7337 | ISO 16582 to ISO 16584 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7337 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7337\n\n**Fastener description:** Break mandrel Blind Rivets\n\n**ISO equivalent:** 14589\n\n> DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7337", "fastener_description": "Break mandrel Blind Rivets", "file": "7337.md", "generated": true, "harvested": "2026-08-12", "id": "7337", "iso_standard": "14589", "source_quote": "DIN 7337 | ISO 14589 | | Break mandrel Blind Rivets |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7337 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7343\n\n**Fastener description:** Spiral Pins; normal type\n\n**ISO equivalent:** 8750\n\n> DIN 7343 | ISO 8750 | | Spiral Pins; normal type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7343", "fastener_description": "Spiral Pins; normal type", "file": "7343-2.md", "generated": true, "harvested": "2026-08-12", "id": "7343-2", "iso_standard": "8750", "source_quote": "DIN 7343 | ISO 8750 | | Spiral Pins; normal type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7343 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7343\n\n**Fastener description:** Spring-type straight pins \u2013 Coiled, standard duty\n\n**ISO equivalent:** 8750\n\n**Interchangeability:** Range of nominal diameters and lengths extended. Shear range changed.\n\n**Modification notes:** Range of nominal diameters and lengths extended. Shear range changed.\n\n> 7343 | 8750 | 28750 | 8750 | 8750 | 2007-06 | Spring-type straight pins &#8211; Coiled, standard duty | Range of nominal diameters and lengths extended. Shear range changed. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7343", "fastener_description": "Spring-type straight pins \u2013 Coiled, standard duty", "file": "7343.md", "generated": true, "harvested": "2026-08-12", "id": "7343", "interchangeability": "Range of nominal diameters and lengths extended. Shear range changed.", "iso_standard": "8750", "modification_notes": "Range of nominal diameters and lengths extended. Shear range changed.", "source_quote": "7343 | 8750 | 28750 | 8750 | 8750 | 2007-06 | Spring-type straight pins &#8211; Coiled, standard duty | Range of nominal diameters and lengths extended. Shear range changed. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7343 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7344\n\n**Fastener description:** Spiral Pins; heavy duty type\n\n**ISO equivalent:** 8748\n\n> DIN 7344 | ISO 8748 | | Spiral Pins; heavy duty type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7344", "fastener_description": "Spiral Pins; heavy duty type", "file": "7344-2.md", "generated": true, "harvested": "2026-08-12", "id": "7344-2", "iso_standard": "8748", "source_quote": "DIN 7344 | ISO 8748 | | Spiral Pins; heavy duty type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7344 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7344\n\n**Fastener description:** Spring-type straight pins \u2013 Coiled, heavy duty\n\n**ISO equivalent:** 8748\n\n**Interchangeability:** Range of nominal diameters and lengths extended. Shear range changed.\n\n**Modification notes:** Range of nominal diameters and lengths extended. Shear range changed.\n\n> 7344 | 8748 | 28748 | 8748 | 8748 | 2007-06 | Spring-type straight pins &#8211; Coiled, heavy duty | Range of nominal diameters and lengths extended. Shear range changed. |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7344", "fastener_description": "Spring-type straight pins \u2013 Coiled, heavy duty", "file": "7344.md", "generated": true, "harvested": "2026-08-12", "id": "7344", "interchangeability": "Range of nominal diameters and lengths extended. Shear range changed.", "iso_standard": "8748", "modification_notes": "Range of nominal diameters and lengths extended. Shear range changed.", "source_quote": "7344 | 8748 | 28748 | 8748 | 8748 | 2007-06 | Spring-type straight pins &#8211; Coiled, heavy duty | Range of nominal diameters and lengths extended. Shear range changed. |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7344 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7346\n\n**Fastener description:** Spring-type Straight Pins; (roll pins) lightweight type\n\n**ISO equivalent:** 13337\n\n> DIN 7346 | ISO 13337 | | Spring-type Straight Pins; (roll pins) lightweight type |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7346", "fastener_description": "Spring-type Straight Pins; (roll pins) lightweight type", "file": "7346-2.md", "generated": true, "harvested": "2026-08-12", "id": "7346-2", "iso_standard": "13337", "source_quote": "DIN 7346 | ISO 13337 | | Spring-type Straight Pins; (roll pins) lightweight type |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7346 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7346\n\n**Fastener description:** Spring-type straight pins, slotted, light duty\n\n**ISO equivalent:** 3337\n\n**EN ISO number:** 13337\n\n**Interchangeability:** Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions\n\n**Modification notes:** Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions\n\n> Spring-type straight pins, slotted, light duty | 7346 | 13337 | | | 3337 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7346", "en_iso_standard": "13337", "fastener_description": "Spring-type straight pins, slotted, light duty", "file": "7346.md", "generated": true, "harvested": "2026-08-12", "id": "7346", "interchangeability": "Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions", "iso_standard": "3337", "modification_notes": "Specification \u201cnon-jamming\u201d included; chamfer redefined; partial change of dimensions", "source_quote": "Spring-type straight pins, slotted, light duty | 7346 | 13337 | | | 3337 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7346 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "interchangeability, modification_notes", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7349\n\n**Fastener description:** Plain Washers for Bolts with heavy clamping sleeves\n\n> DIN 7349 | | | Plain Washers for Bolts with heavy clamping sleeves |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7349", "fastener_description": "Plain Washers for Bolts with heavy clamping sleeves", "file": "7349.md", "generated": true, "harvested": "2026-08-12", "id": "7349", "source_quote": "DIN 7349 | | | Plain Washers for Bolts with heavy clamping sleeves |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7349 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7500-1\n\n**Fastener description:** Thread rolling Screws for metric ISO thread - Part 1: Types, designation, requirements\n\n**ISO equivalent:** 7085\n\n> DIN 7500-1 | ISO 7085 | | Thread rolling Screws for metric ISO thread - Part 1: Types, designation, requirements |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7500-1", "fastener_description": "Thread rolling Screws for metric ISO thread - Part 1: Types, designation, requirements", "file": "7500-1-2.md", "generated": true, "harvested": "2026-08-12", "id": "7500-1-2", "iso_standard": "7085", "source_quote": "DIN 7500-1 | ISO 7085 | | Thread rolling Screws for metric ISO thread - Part 1: Types, designation, requirements |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7500-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7500-1\n\n**Fastener description:** Thread rolling screws for ISO metric thread \u2013 Part 1: Technical specifications for case hardened and tempered screws\n\n**ISO equivalent:** 7085\n\n**Interchangeability:** Normative revision, values for case-hardening depth and hole size revised, torque values reduced\n\n**Modification notes:** Normative revision, values for case-hardening depth and hole size revised, torque values reduced\n\n> 7500-1 | 7085 | | | | 2009-06 | Thread rolling screws for ISO-metric thread | Normative revision, values for case-hardening depth and hole size revised, torque values reduced |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7500-1", "fastener_description": "Thread rolling screws for ISO metric thread \u2013 Part 1: Technical specifications for case hardened and tempered screws", "file": "7500-1.md", "generated": true, "harvested": "2026-08-12", "id": "7500-1", "interchangeability": "Normative revision, values for case-hardening depth and hole size revised, torque values reduced", "iso_standard": "7085", "modification_notes": "Normative revision, values for case-hardening depth and hole size revised, torque values reduced", "source_quote": "7500-1 | 7085 | | | | 2009-06 | Thread rolling screws for ISO-metric thread | Normative revision, values for case-hardening depth and hole size revised, torque values reduced |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7500-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7500-2\n\n**Fastener description:** Thread rolling Screws for ISO metric thread; guideline values for hole diameters\n\n> DIN 7500-2 | | | Thread rolling Screws for ISO metric thread; guideline values for hole diameters |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7500-2", "fastener_description": "Thread rolling Screws for ISO metric thread; guideline values for hole diameters", "file": "7500-2.md", "generated": true, "harvested": "2026-08-12", "id": "7500-2", "source_quote": "DIN 7500-2 | | | Thread rolling Screws for ISO metric thread; guideline values for hole diameters |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7500-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7504\n\n**Fastener description:** Cross recessed pan head drilling screws with tapping screw thread\n\n**ISO equivalent:** 15481\n\n**Interchangeability:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n**Modification notes:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n> 7504 | 15481 | | | 15481 | 2000-02 | Cross recessed pan head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7504", "fastener_description": "Cross recessed pan head drilling screws with tapping screw thread", "file": "7504-2.md", "generated": true, "harvested": "2026-08-12", "id": "7504-2", "interchangeability": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "iso_standard": "15481", "modification_notes": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "source_quote": "7504 | 15481 | | | 15481 | 2000-02 | Cross recessed pan head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7504 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7504\n\n**Fastener description:** Cross recessed raised countersunk head drilling screws with tapping screw thread\n\n**ISO equivalent:** 15483\n\n**Interchangeability:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n**Modification notes:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n> 7504 | 15483 | | | 15483 | 2000-02 | Cross recessed raised countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7504", "fastener_description": "Cross recessed raised countersunk head drilling screws with tapping screw thread", "file": "7504-3.md", "generated": true, "harvested": "2026-08-12", "id": "7504-3", "interchangeability": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "iso_standard": "15483", "modification_notes": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "source_quote": "7504 | 15483 | | | 15483 | 2000-02 | Cross recessed raised countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7504 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7504\n\n**Fastener description:** Drilling screws with tapping screw thread \u2013 Mechanical and functional properties\n\n**ISO equivalent:** 10666\n\n**Interchangeability:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n**Modification notes:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7504", "fastener_description": "Drilling screws with tapping screw thread \u2013 Mechanical and functional properties", "file": "7504-4.md", "generated": true, "harvested": "2026-08-12", "id": "7504-4", "interchangeability": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "iso_standard": "10666", "modification_notes": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "source_quote": "7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7504 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7504\n\n**Fastener description:** Hexagon washers head drilling screws with tapping screw thread\n\n**ISO equivalent:** 15480\n\n**Interchangeability:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted\n\n**Modification notes:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted\n\n> 7504 | 15480 | | | 15480 | 2000-02 | Hexagon washers head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7504", "fastener_description": "Hexagon washers head drilling screws with tapping screw thread", "file": "7504-5.md", "generated": true, "harvested": "2026-08-12", "id": "7504-5", "interchangeability": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted", "iso_standard": "15480", "modification_notes": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted", "source_quote": "7504 | 15480 | | | 15480 | 2000-02 | Hexagon washers head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3,9 omitted; hexagon head with collar and slot (Form L) omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7504 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7504\n\n**Fastener description:** Self-drilling Screws with tapping screw thread - dimensions, requirements and testing\n\n> DIN 7504 | | | Self-drilling Screws with tapping screw thread - dimensions, requirements and testing |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7504", "fastener_description": "Self-drilling Screws with tapping screw thread - dimensions, requirements and testing", "file": "7504-6.md", "generated": true, "harvested": "2026-08-12", "id": "7504-6", "source_quote": "DIN 7504 | | | Self-drilling Screws with tapping screw thread - dimensions, requirements and testing |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7504 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7504\n\n**Fastener description:** Cross recessed countersunk head drilling screws with tapping screw thread\n\n**ISO equivalent:** 15482\n\n**Interchangeability:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n**Modification notes:** Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted\n\n> 7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7504", "fastener_description": "Cross recessed countersunk head drilling screws with tapping screw thread", "file": "7504.md", "generated": true, "harvested": "2026-08-12", "id": "7504", "interchangeability": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "iso_standard": "15482", "modification_notes": "Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted", "source_quote": "7504 | 15482 | | | 15482 | 2000-02 | Cross recessed countersunk head drilling screws with tapping screw thread | Standard divided into five single standards (EN ISO 10666, 15480, 15481, 15482, 15483); thread ST 3.9 omitted; hexagon head with collar and slot (Form L) omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7504 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7513\n\n**Fastener description:** Hexagon Head and slotted head thread cutting screws - dimensions, requirements and testing\n\n> DIN 7513 | | | Hexagon Head and slotted head thread cutting screws - dimensions, requirements and testing |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7513", "fastener_description": "Hexagon Head and slotted head thread cutting screws - dimensions, requirements and testing", "file": "7513.md", "generated": true, "harvested": "2026-08-12", "id": "7513", "source_quote": "DIN 7513 | | | Hexagon Head and slotted head thread cutting screws - dimensions, requirements and testing |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7513 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7516\n\n**Fastener description:** Cross recessed head thread cutting screws - dimensions, requirements and testing\n\n> DIN 7516 | | | Cross recessed head thread cutting screws - dimensions, requirements and testing |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7516", "fastener_description": "Cross recessed head thread cutting screws - dimensions, requirements and testing", "file": "7516.md", "generated": true, "harvested": "2026-08-12", "id": "7516", "source_quote": "DIN 7516 | | | Cross recessed head thread cutting screws - dimensions, requirements and testing |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7516 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7603\n\n**Fastener description:** Ring Seals and Gaskets\n\n> DIN 7603 | | | Ring Seals and Gaskets |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7603", "fastener_description": "Ring Seals and Gaskets", "file": "7603.md", "generated": true, "harvested": "2026-08-12", "id": "7603", "source_quote": "DIN 7603 | | | Ring Seals and Gaskets |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7603 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7970\n\n**Fastener description:** Threads and thread ends for tapping screws (modified version of ISO 1478)\n\n**ISO equivalent:** 1478\n\n> DIN 7970 | ISO 1478 | | Threads and thread ends for tapping screws (modified version of ISO 1478) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7970", "fastener_description": "Threads and thread ends for tapping screws (modified version of ISO 1478)", "file": "7970.md", "generated": true, "harvested": "2026-08-12", "id": "7970", "iso_standard": "1478", "source_quote": "DIN 7970 | ISO 1478 | | Threads and thread ends for tapping screws (modified version of ISO 1478) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7970 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7971\n\n**Fastener description:** Slotted Pan Head Tapping Screws\n\n**ISO equivalent:** 1481\n\n> DIN 7971 | ISO 1481 | BS4174 | Slotted Pan Head Tapping Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7971", "fastener_description": "Slotted Pan Head Tapping Screws", "file": "7971.md", "generated": true, "harvested": "2026-08-12", "id": "7971", "iso_standard": "1481", "source_quote": "DIN 7971 | ISO 1481 | BS4174 | Slotted Pan Head Tapping Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7971 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7972\n\n**Fastener description:** Slotted Countersunk Head Tapping Screws\n\n**ISO equivalent:** 1482\n\n> DIN 7972 | ISO 1482 | | Slotted Countersunk Head Tapping Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7972", "fastener_description": "Slotted Countersunk Head Tapping Screws", "file": "7972.md", "generated": true, "harvested": "2026-08-12", "id": "7972", "iso_standard": "1482", "source_quote": "DIN 7972 | ISO 1482 | | Slotted Countersunk Head Tapping Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7972 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7973\n\n**Fastener description:** Slotted Raised Countersunk Head Tapping Screws\n\n**ISO equivalent:** 1483\n\n> DIN 7973 | ISO 1483 | | Slotted Raised Countersunk Head Tapping Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7973", "fastener_description": "Slotted Raised Countersunk Head Tapping Screws", "file": "7973.md", "generated": true, "harvested": "2026-08-12", "id": "7973", "iso_standard": "1483", "source_quote": "DIN 7973 | ISO 1483 | | Slotted Raised Countersunk Head Tapping Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7973 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7976\n\n**Fastener description:** Point/thread form variations.\n\n**ISO equivalent:** 1479\n\n**Interchangeability:** Check spec\n\n> DIN 7976 | ISO 1479 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "7976", "fastener_description": "Point/thread form variations.", "file": "7976-2.md", "generated": true, "harvested": "2026-08-12", "id": "7976-2", "interchangeability": "Check spec", "iso_standard": "1479", "source_quote": "DIN 7976 | ISO 1479 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "7976 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7976\n\n**Fastener description:** Slotted set screws with cup point\n\n**ISO equivalent:** 1479\n\n**Interchangeability:** No modifications of dimensions\n\n**Modification notes:** No modifications of dimensions\n\n> Slotted set screws with cup point | 7976 | | | 1479 | 1479 | 1990-08 | Hexagon head tapping screws | No modifications of dimensions |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7976", "fastener_description": "Slotted set screws with cup point", "file": "7976.md", "generated": true, "harvested": "2026-08-12", "id": "7976", "interchangeability": "No modifications of dimensions", "iso_standard": "1479", "modification_notes": "No modifications of dimensions", "source_quote": "Slotted set screws with cup point | 7976 | | | 1479 | 1479 | 1990-08 | Hexagon head tapping screws | No modifications of dimensions |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7976 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7977\n\n**Fastener description:** Taper Pins with thread ends and constant point lengths\n\n**ISO equivalent:** 8737\n\n> DIN 7977 | ISO 8737 | | Taper Pins with thread ends and constant point lengths |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7977", "fastener_description": "Taper Pins with thread ends and constant point lengths", "file": "7977-2.md", "generated": true, "harvested": "2026-08-12", "id": "7977-2", "iso_standard": "8737", "source_quote": "DIN 7977 | ISO 8737 | | Taper Pins with thread ends and constant point lengths |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7977 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7977\n\n**Fastener description:** Unhardened taper pins with external thread\n\n**ISO equivalent:** 8737\n\n**EN ISO number:** 28737\n\n**Interchangeability:** Technical delivery conditions partially changed\n\n**Modification notes:** Technical delivery conditions partially changed\n\n> 7977 | | 28737 | | 8737 | 1992-10 | Unhardened taper pins with external thread | Technical delivery conditions partially changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7977", "en_iso_standard": "28737", "fastener_description": "Unhardened taper pins with external thread", "file": "7977.md", "generated": true, "harvested": "2026-08-12", "id": "7977", "interchangeability": "Technical delivery conditions partially changed", "iso_standard": "8737", "modification_notes": "Technical delivery conditions partially changed", "source_quote": "7977 | | 28737 | | 8737 | 1992-10 | Unhardened taper pins with external thread | Technical delivery conditions partially changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7977 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7978\n\n**Fastener description:** Taper Pins with internal thread\n\n**ISO equivalent:** 8736\n\n> DIN 7978 | ISO 8736 | | Taper Pins with internal thread |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7978", "fastener_description": "Taper Pins with internal thread", "file": "7978-2.md", "generated": true, "harvested": "2026-08-12", "id": "7978-2", "iso_standard": "8736", "source_quote": "DIN 7978 | ISO 8736 | | Taper Pins with internal thread |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7978 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7978\n\n**Fastener description:** Unhardened taper pins with internal thread\n\n**ISO equivalent:** 8736\n\n**EN ISO number:** 28736\n\n**Interchangeability:** Dimensions partially changed\n\n**Modification notes:** Dimensions partially changed\n\n> 7978 | | 28736 | | 8736 | 1992-10 | Unhardened taper pins with internal thread | Dimensions partially changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7978", "en_iso_standard": "28736", "fastener_description": "Unhardened taper pins with internal thread", "file": "7978.md", "generated": true, "harvested": "2026-08-12", "id": "7978", "interchangeability": "Dimensions partially changed", "iso_standard": "8736", "modification_notes": "Dimensions partially changed", "source_quote": "7978 | | 28736 | | 8736 | 1992-10 | Unhardened taper pins with internal thread | Dimensions partially changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7978 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7979\n\n**Fastener description:** Parallel Pins with internal thread\n\n**ISO equivalent:** 8735\n\n> DIN 7979 | ISO 8733 | | Parallel Pins with internal thread | DIN 7979 | ISO 8735 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7979", "fastener_description": "Parallel Pins with internal thread", "file": "7979-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "7979-2-2", "iso_standard": "8735", "source_quote": "DIN 7979 | ISO 8733 | | Parallel Pins with internal thread | DIN 7979 | ISO 8735 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7979 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7979\n\n**Fastener description:** Parallel pins with internal thread, of unhardened and austenitic stainless steel\n\n**ISO equivalent:** 8733\n\n**Interchangeability:** Dimensions partially changed\n\n**Modification notes:** Dimensions partially changed\n\n> 7979 | 8735 | 28735 | | 8735 | 1998-03 | Parallel pins with internal thread, of hardened and martensitic stainless steel | Dimensions partially changed | Parallel pins with internal thread, of unhardened and austenitic stainless steel | 7979 | 8733 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7979", "fastener_description": "Parallel pins with internal thread, of unhardened and austenitic stainless steel", "file": "7979-2.md", "generated": true, "harvested": "2026-08-12", "id": "7979-2", "interchangeability": "Dimensions partially changed", "iso_standard": "8733", "modification_notes": "Dimensions partially changed", "source_quote": "7979 | 8735 | 28735 | | 8735 | 1998-03 | Parallel pins with internal thread, of hardened and martensitic stainless steel | Dimensions partially changed | Parallel pins with internal thread, of unhardened and austenitic stainless steel | 7979 | 8733 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7979 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7979\n\n**Fastener description:** Parallel Pins with internal thread\n\n**ISO equivalent:** 8733\n\n> DIN 7979 | ISO 8733 | | Parallel Pins with internal thread |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7979", "fastener_description": "Parallel Pins with internal thread", "file": "7979-3.md", "generated": true, "harvested": "2026-08-12", "id": "7979-3", "iso_standard": "8733", "source_quote": "DIN 7979 | ISO 8733 | | Parallel Pins with internal thread |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7979 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7979\n\n**Fastener description:** Parallel pins with internal thread\n\n**ISO equivalent:** 8735\n\n**Interchangeability:** Dimensions partially changed\n\n**Modification notes:** Dimensions partially changed\n\n> Parallel pins with internal thread | 7979 | 8735 | 28735 | | 8735 | 1998-03 | Parallel pins with internal thread, of hardened and martensitic stainless steel | Dimensions partially changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7979", "fastener_description": "Parallel pins with internal thread", "file": "7979.md", "generated": true, "harvested": "2026-08-12", "id": "7979", "interchangeability": "Dimensions partially changed", "iso_standard": "8735", "modification_notes": "Dimensions partially changed", "source_quote": "Parallel pins with internal thread | 7979 | 8735 | 28735 | | 8735 | 1998-03 | Parallel pins with internal thread, of hardened and martensitic stainless steel | Dimensions partially changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7979 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7980\n\n**Fastener description:** Spring Lock Washers with square ends for cheese head screws\n\n> DIN 7980 | | BS4464A | Spring Lock Washers with square ends for cheese head screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7980", "fastener_description": "Spring Lock Washers with square ends for cheese head screws", "file": "7980.md", "generated": true, "harvested": "2026-08-12", "id": "7980", "source_quote": "DIN 7980 | | BS4464A | Spring Lock Washers with square ends for cheese head screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7980 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7981\n\n**Fastener description:** Head/point differences.\n\n**ISO equivalent:** 7049\n\n**Interchangeability:** Check spec\n\n> DIN 7981 | ISO 7049 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "7981", "fastener_description": "Head/point differences.", "file": "7981-2.md", "generated": true, "harvested": "2026-08-12", "id": "7981-2", "interchangeability": "Check spec", "iso_standard": "7049", "source_quote": "DIN 7981 | ISO 7049 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "7981 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7981\n\n**Fastener description:** Cross Recessed Pan Head Tapping Screws\n\n**ISO equivalent:** 7049\n\n> DIN 7981 | ISO 7049 | | Cross Recessed Pan Head Tapping Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7981", "fastener_description": "Cross Recessed Pan Head Tapping Screws", "file": "7981-3.md", "generated": true, "harvested": "2026-08-12", "id": "7981-3", "iso_standard": "7049", "source_quote": "DIN 7981 | ISO 7049 | | Cross Recessed Pan Head Tapping Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7981 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7981\n\n**Fastener description:** Cross recessed pan head tapping screws\n\n**ISO equivalent:** 7049\n\n**Interchangeability:** Marginal change of head dimensions. Caution with automatic feed and connection systems\n\n**Modification notes:** Marginal change of head dimensions. Caution with automatic feed and connection systems\n\n> 7981 | | | 7049 | 7049 | 1990-08 | Cross recessed pan head tapping screws | Marginal change of head dimensions. Caution with automatic feed and connection systems |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7981", "fastener_description": "Cross recessed pan head tapping screws", "file": "7981.md", "generated": true, "harvested": "2026-08-12", "id": "7981", "interchangeability": "Marginal change of head dimensions. Caution with automatic feed and connection systems", "iso_standard": "7049", "modification_notes": "Marginal change of head dimensions. Caution with automatic feed and connection systems", "source_quote": "7981 | | | 7049 | 7049 | 1990-08 | Cross recessed pan head tapping screws | Marginal change of head dimensions. Caution with automatic feed and connection systems |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7981 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7982\n\n**Fastener description:** Countersink/head angle.\n\n**ISO equivalent:** 7050\n\n**Interchangeability:** Check spec\n\n> DIN 7982 | ISO 7050 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "7982", "fastener_description": "Countersink/head angle.", "file": "7982-2.md", "generated": true, "harvested": "2026-08-12", "id": "7982-2", "interchangeability": "Check spec", "iso_standard": "7050", "source_quote": "DIN 7982 | ISO 7050 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "7982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7982\n\n**Fastener description:** Cross Recessed Countersunk Head Tapping Screws\n\n**ISO equivalent:** 7050\n\n> DIN 7982 | ISO 7050 | | Cross Recessed Countersunk Head Tapping Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7982", "fastener_description": "Cross Recessed Countersunk Head Tapping Screws", "file": "7982-3.md", "generated": true, "harvested": "2026-08-12", "id": "7982-3", "iso_standard": "7050", "source_quote": "DIN 7982 | ISO 7050 | | Cross Recessed Countersunk Head Tapping Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7982\n\n**Fastener description:** Countersunk (flat) head tapping screws with cross recess\n\n**ISO equivalent:** 7050\n\n**Interchangeability:** Head dimensions and countersunk angles changed\n\n**Modification notes:** Head dimensions and countersunk angles changed\n\n> Countersunk (flat) head tapping screws with cross recess | 7982 | | | 7050 | 7050 | 1990-08 | Cross recessed countersunk (flat) head tapping screws (common head style) | Head dimensions and countersunk angles changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7982", "fastener_description": "Countersunk (flat) head tapping screws with cross recess", "file": "7982.md", "generated": true, "harvested": "2026-08-12", "id": "7982", "interchangeability": "Head dimensions and countersunk angles changed", "iso_standard": "7050", "modification_notes": "Head dimensions and countersunk angles changed", "source_quote": "Countersunk (flat) head tapping screws with cross recess | 7982 | | | 7050 | 7050 | 1990-08 | Cross recessed countersunk (flat) head tapping screws (common head style) | Head dimensions and countersunk angles changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7983\n\n**Fastener description:** Raised profile tolerance.\n\n**ISO equivalent:** 7051\n\n**Interchangeability:** Check spec\n\n> DIN 7983 | ISO 7051 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "7983", "fastener_description": "Raised profile tolerance.", "file": "7983-2.md", "generated": true, "harvested": "2026-08-12", "id": "7983-2", "interchangeability": "Check spec", "iso_standard": "7051", "source_quote": "DIN 7983 | ISO 7051 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "7983 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7983\n\n**Fastener description:** Countersunk (flat) Head Tapping Screws with cross recess\n\n**ISO equivalent:** 7051\n\n> DIN 7983 | ISO 7051 | | Countersunk (flat) Head Tapping Screws with cross recess |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7983", "fastener_description": "Countersunk (flat) Head Tapping Screws with cross recess", "file": "7983-3.md", "generated": true, "harvested": "2026-08-12", "id": "7983-3", "iso_standard": "7051", "source_quote": "DIN 7983 | ISO 7051 | | Countersunk (flat) Head Tapping Screws with cross recess |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7983 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7983\n\n**Fastener description:** Raised countersunk (oval) head; tapping screws with cross recess\n\n**ISO equivalent:** 7051\n\n**Interchangeability:** Head dimensions and countersunk angles changed\n\n**Modification notes:** Head dimensions and countersunk angles changed\n\n> Raised countersunk (oval) head; tapping screws with cross recess | 7983 | | | 7051 | 7051 | 1990-08 | Cross recessed raised countersunk (oval) head tapping screws | Head dimensions and countersunk angles changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7983", "fastener_description": "Raised countersunk (oval) head; tapping screws with cross recess", "file": "7983.md", "generated": true, "harvested": "2026-08-12", "id": "7983", "interchangeability": "Head dimensions and countersunk angles changed", "iso_standard": "7051", "modification_notes": "Head dimensions and countersunk angles changed", "source_quote": "Raised countersunk (oval) head; tapping screws with cross recess | 7983 | | | 7051 | 7051 | 1990-08 | Cross recessed raised countersunk (oval) head tapping screws | Head dimensions and countersunk angles changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7983 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7984\n\n**Fastener description:** Hexagon Socket Thin Head Cap Screws\n\n> DIN 7984 | | | Hexagon Socket Thin Head Cap Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7984", "fastener_description": "Hexagon Socket Thin Head Cap Screws", "file": "7984.md", "generated": true, "harvested": "2026-08-12", "id": "7984", "source_quote": "DIN 7984 | | | Hexagon Socket Thin Head Cap Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7984 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7985\n\n**Fastener description:** General-purpose pan head.\n\n**ISO equivalent:** 7045\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 7985 | ISO 7045 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "7985", "fastener_description": "General-purpose pan head.", "file": "7985-2.md", "generated": true, "harvested": "2026-08-12", "id": "7985-2", "interchangeability": "Fully interchangeable", "iso_standard": "7045", "source_quote": "DIN 7985 | ISO 7045 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "7985 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7985\n\n**Fastener description:** Cross recessed raised Phillips Pan Head Screws\n\n**ISO equivalent:** 7045\n\n> DIN 7985 | ISO 7045 | BS4183 | Cross recessed raised Phillips Pan Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7985", "fastener_description": "Cross recessed raised Phillips Pan Head Screws", "file": "7985-3.md", "generated": true, "harvested": "2026-08-12", "id": "7985-3", "iso_standard": "7045", "source_quote": "DIN 7985 | ISO 7045 | BS4183 | Cross recessed raised Phillips Pan Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7985 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7985\n\n**Fastener description:** Recessed raised cheese (fillister) head screws\n\n**ISO equivalent:** 7045\n\n**Interchangeability:** Nominal size changed; head dimension changed; thread length changed; penetration depth of cross slots changed\n\n**Modification notes:** Nominal size changed; head dimension changed; thread length changed; penetration depth of cross slots changed\n\n> Recessed raised cheese (fillister) head screws | 7985 | 7045 | | | 7045 | 1994-10 | Pan head screws with type H or type Z cross recess &#8211; product grade A | Nominal size changed; head dimension changed; thread length changed; penetration depth of cross slots changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7985", "fastener_description": "Recessed raised cheese (fillister) head screws", "file": "7985.md", "generated": true, "harvested": "2026-08-12", "id": "7985", "interchangeability": "Nominal size changed; head dimension changed; thread length changed; penetration depth of cross slots changed", "iso_standard": "7045", "modification_notes": "Nominal size changed; head dimension changed; thread length changed; penetration depth of cross slots changed", "source_quote": "Recessed raised cheese (fillister) head screws | 7985 | 7045 | | | 7045 | 1994-10 | Pan head screws with type H or type Z cross recess &#8211; product grade A | Nominal size changed; head dimension changed; thread length changed; penetration depth of cross slots changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7985 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7989-1\n\n**Fastener description:** Washers for steel structures - product grade C\n\n> DIN 7989-1 | | | Washers for steel structures - product grade C |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7989-1", "fastener_description": "Washers for steel structures - product grade C", "file": "7989-1.md", "generated": true, "harvested": "2026-08-12", "id": "7989-1", "source_quote": "DIN 7989-1 | | | Washers for steel structures - product grade C |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7989-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7989-2\n\n**Fastener description:** Washers for steel structures - product grade A\n\n> DIN 7989-2 | | | Washers for steel structures - product grade A |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7989-2", "fastener_description": "Washers for steel structures - product grade A", "file": "7989-2.md", "generated": true, "harvested": "2026-08-12", "id": "7989-2", "source_quote": "DIN 7989-2 | | | Washers for steel structures - product grade A |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7989-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7991\n\n**Fastener description:** Head angle/height differences exist.\n\n**ISO equivalent:** 10642\n\n**Interchangeability:** Check spec\n\n> DIN 7991 | ISO 10642 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "7991", "fastener_description": "Head angle/height differences exist.", "file": "7991-2.md", "generated": true, "harvested": "2026-08-12", "id": "7991-2", "interchangeability": "Check spec", "iso_standard": "10642", "source_quote": "DIN 7991 | ISO 10642 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "7991 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7991\n\n**Fastener description:** Hexagon Socket Countersunk Head Cap Screws\n\n**ISO equivalent:** 10642\n\n> DIN 7991 | ISO 10642 | BS4168 | Hexagon Socket Countersunk Head Cap Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "7991", "fastener_description": "Hexagon Socket Countersunk Head Cap Screws", "file": "7991-3.md", "generated": true, "harvested": "2026-08-12", "id": "7991-3", "iso_standard": "10642", "source_quote": "DIN 7991 | ISO 10642 | BS4168 | Hexagon Socket Countersunk Head Cap Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "7991 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 7991\n\n**Fastener description:** Hexagon socket countersunk head screws\n\n**ISO equivalent:** 10462\n\n**EN ISO number:** 10642\n\n> 7991 | 10642 | | | 10462 | 2004-06 | Hexagon socket countersunk head screws |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "7991", "en_iso_standard": "10642", "fastener_description": "Hexagon socket countersunk head screws", "file": "7991.md", "generated": true, "harvested": "2026-08-12", "id": "7991", "iso_standard": "10462", "source_quote": "7991 | 10642 | | | 10462 | 2004-06 | Hexagon socket countersunk head screws |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "7991 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 84\n\n**Fastener description:** Head dia/height tolerances may vary.\n\n**ISO equivalent:** 1207\n\n**Interchangeability:** Check spec\n\n> DIN 84 | ISO 1207 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "84", "fastener_description": "Head dia/height tolerances may vary.", "file": "84-2.md", "generated": true, "harvested": "2026-08-12", "id": "84-2", "interchangeability": "Check spec", "iso_standard": "1207", "source_quote": "DIN 84 | ISO 1207 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "84 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 84\n\n**Fastener description:** Product grade A Slotted Cheese Head Screws\n\n**ISO equivalent:** 1207\n\n> DIN 84 | ISO 1207 | BS4183 | Product grade A Slotted Cheese Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "84", "fastener_description": "Product grade A Slotted Cheese Head Screws", "file": "84-3.md", "generated": true, "harvested": "2026-08-12", "id": "84-3", "iso_standard": "1207", "source_quote": "DIN 84 | ISO 1207 | BS4183 | Product grade A Slotted Cheese Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "84 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 84\n\n**Fastener description:** Slotted cheese head screws \u2013 Product grade A\n\n**ISO equivalent:** 1207\n\n**Interchangeability:** Modifications of dimensions < 2,5; dimension of slots changed; partly nominal lengths deleted; strength 8.8 deleted\n\n**Modification notes:** Modifications of dimensions < 2,5; dimension of slots changed; partly nominal lengths deleted; strength 8.8 deleted\n\n> 84 | 1207 | | | 1207 | 1994-10 | Slotted cheese head screws &#8211; Product grade A | Modifications of dimensions < 2,5; dimension of slots changed; partly nominal lengths deleted; strength 8.8 deleted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "84", "fastener_description": "Slotted cheese head screws \u2013 Product grade A", "file": "84.md", "generated": true, "harvested": "2026-08-12", "id": "84", "interchangeability": "Modifications of dimensions < 2,5; dimension of slots changed; partly nominal lengths deleted; strength 8.8 deleted", "iso_standard": "1207", "modification_notes": "Modifications of dimensions < 2,5; dimension of slots changed; partly nominal lengths deleted; strength 8.8 deleted", "source_quote": "84 | 1207 | | | 1207 | 1994-10 | Slotted cheese head screws &#8211; Product grade A | Modifications of dimensions < 2,5; dimension of slots changed; partly nominal lengths deleted; strength 8.8 deleted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "84 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 85\n\n**Fastener description:** Product grade A Slotted Pan Head Screws\n\n**ISO equivalent:** 1580\n\n> DIN 85 | ISO 1580 | BS4183 | Product grade A Slotted Pan Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "85", "fastener_description": "Product grade A Slotted Pan Head Screws", "file": "85-2.md", "generated": true, "harvested": "2026-08-12", "id": "85-2", "iso_standard": "1580", "source_quote": "DIN 85 | ISO 1580 | BS4183 | Product grade A Slotted Pan Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "85 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 85\n\n**Fastener description:** Slotted pan head screws \u2013 Product grade A\n\n**ISO equivalent:** 1580\n\n**Interchangeability:** Thread included; dimensions of head and slot changed; strength 8.8 deleted\n\n**Modification notes:** Thread included; dimensions of head and slot changed; strength 8.8 deleted\n\n> 85 | 1580 | | | 1580 | 1994-10 | Slotted pan head screws &#8211; Product grade A | Thread included; dimensions of head and slot changed; strength 8.8 deleted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "85", "fastener_description": "Slotted pan head screws \u2013 Product grade A", "file": "85.md", "generated": true, "harvested": "2026-08-12", "id": "85", "interchangeability": "Thread included; dimensions of head and slot changed; strength 8.8 deleted", "iso_standard": "1580", "modification_notes": "Thread included; dimensions of head and slot changed; strength 8.8 deleted", "source_quote": "85 | 1580 | | | 1580 | 1994-10 | Slotted pan head screws &#8211; Product grade A | Thread included; dimensions of head and slot changed; strength 8.8 deleted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "85 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 9021\n\n**Fastener description:** Washers; outside diameter approx. 3 x bolt diameter\n\n**ISO equivalent:** 7093-2\n\n**Interchangeability:** Dimensions partially changed\n\n**Modification notes:** Dimensions partially changed\n\n> 9021 | 7093-1 | | | 7093-1 | 2000-11 | Plain washers &#8211; Large series &#8211; Part 1: Product grade A | Dimensions partially changed | Washers; outside diameter approx. 3 x bolt diameter | 9021 | 7093-2 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "9021", "fastener_description": "Washers; outside diameter approx. 3 x bolt diameter", "file": "9021-2.md", "generated": true, "harvested": "2026-08-12", "id": "9021-2", "interchangeability": "Dimensions partially changed", "iso_standard": "7093-2", "modification_notes": "Dimensions partially changed", "source_quote": "9021 | 7093-1 | | | 7093-1 | 2000-11 | Plain washers &#8211; Large series &#8211; Part 1: Product grade A | Dimensions partially changed | Washers; outside diameter approx. 3 x bolt diameter | 9021 | 7093-2 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "9021 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 9021\n\n**Fastener description:** Large OD series.\n\n**ISO equivalent:** 7093\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 9021 | ISO 7093 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "9021", "fastener_description": "Large OD series.", "file": "9021-3.md", "generated": true, "harvested": "2026-08-12", "id": "9021-3", "interchangeability": "Fully interchangeable", "iso_standard": "7093", "source_quote": "DIN 9021 | ISO 7093 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "9021 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 9021\n\n**Fastener description:** Plain Washers with large outside diameter\n\n**ISO equivalent:** 7093\n\n> DIN 9021 | ISO 7093 | | Plain Washers with large outside diameter |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "9021", "fastener_description": "Plain Washers with large outside diameter", "file": "9021-4.md", "generated": true, "harvested": "2026-08-12", "id": "9021-4", "iso_standard": "7093", "source_quote": "DIN 9021 | ISO 7093 | | Plain Washers with large outside diameter |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "9021 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 9021\n\n**Fastener description:** Washers; outside diameter \u02dc 3 x bolt diameter\n\n**ISO equivalent:** 7093-1\n\n**Interchangeability:** Dimensions partially changed\n\n**Modification notes:** Dimensions partially changed\n\n> Washers; outside diameter \u02dc 3 x bolt diameter | 9021 | 7093-1 | | | 7093-1 | 2000-11 | Plain washers &#8211; Large series &#8211; Part 1: Product grade A | Dimensions partially changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "9021", "fastener_description": "Washers; outside diameter \u02dc 3 x bolt diameter", "file": "9021.md", "generated": true, "harvested": "2026-08-12", "id": "9021", "interchangeability": "Dimensions partially changed", "iso_standard": "7093-1", "modification_notes": "Dimensions partially changed", "source_quote": "Washers; outside diameter \u02dc 3 x bolt diameter | 9021 | 7093-1 | | | 7093-1 | 2000-11 | Plain washers &#8211; Large series &#8211; Part 1: Product grade A | Dimensions partially changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "9021 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 908\n\n**Fastener description:** Hexagon Socket Screw Plugs with parallel screw thread\n\n> DIN 908 | | | Hexagon Socket Screw Plugs with parallel screw thread |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "908", "fastener_description": "Hexagon Socket Screw Plugs with parallel screw thread", "file": "908.md", "generated": true, "harvested": "2026-08-12", "id": "908", "source_quote": "DIN 908 | | | Hexagon Socket Screw Plugs with parallel screw thread |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "908 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 910\n\n**Fastener description:** Hexagon-duty hexagon Head Screw Plugs\n\n> DIN 910 | | | Hexagon-duty hexagon Head Screw Plugs |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "910", "fastener_description": "Hexagon-duty hexagon Head Screw Plugs", "file": "910.md", "generated": true, "harvested": "2026-08-12", "id": "910", "source_quote": "DIN 910 | | | Hexagon-duty hexagon Head Screw Plugs |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "910 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 911\n\n**Fastener description:** Hexagon Socket Screw Keys\n\n**ISO equivalent:** 2936\n\n> DIN 911 | ISO 2936 | | Hexagon Socket Screw Keys |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "911", "fastener_description": "Hexagon Socket Screw Keys", "file": "911.md", "generated": true, "harvested": "2026-08-12", "id": "911", "iso_standard": "2936", "source_quote": "DIN 911 | ISO 2936 | | Hexagon Socket Screw Keys |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "911 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 912\n\n**Fastener description:** Hexagon Socket Head Cap Screws (modified version of ISO 4762)\n\n**ISO equivalent:** 21268\n\n> DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) | DIN 912 | ISO 21268 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "912", "fastener_description": "Hexagon Socket Head Cap Screws (modified version of ISO 4762)", "file": "912-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "912-2-2", "iso_standard": "21268", "source_quote": "DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) | DIN 912 | ISO 21268 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "912 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 912\n\n**Fastener description:** Primary SHCS spec (coarse).\n\n**ISO equivalent:** 4762\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 912 | ISO 4762 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "912", "fastener_description": "Primary SHCS spec (coarse).", "file": "912-2.md", "generated": true, "harvested": "2026-08-12", "id": "912-2", "interchangeability": "Fully interchangeable", "iso_standard": "4762", "source_quote": "DIN 912 | ISO 4762 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "912 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 912\n\n**Fastener description:** Hexagon Socket Head Cap Screws (modified version of ISO 4762)\n\n**ISO equivalent:** 4762\n\n> DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "912", "fastener_description": "Hexagon Socket Head Cap Screws (modified version of ISO 4762)", "file": "912-3.md", "generated": true, "harvested": "2026-08-12", "id": "912-3", "iso_standard": "4762", "source_quote": "DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "912 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 912\n\n**Fastener description:** Hexagon socket head cap screws\n\n**ISO equivalent:** 4762\n\n**Interchangeability:** Nominal size range changed; fine thread deleted (ISO 21269)\n\n**Modification notes:** Nominal size range changed; fine thread deleted (ISO 21269)\n\n> Hexagon socket head cap screws | 912 | 4762 | | | 4762 | 2004-06 | Hexagon socket head cap screws | Nominal size range changed; fine thread deleted (ISO 21269) |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "912", "fastener_description": "Hexagon socket head cap screws", "file": "912.md", "generated": true, "harvested": "2026-08-12", "id": "912", "interchangeability": "Nominal size range changed; fine thread deleted (ISO 21269)", "iso_standard": "4762", "modification_notes": "Nominal size range changed; fine thread deleted (ISO 21269)", "source_quote": "Hexagon socket head cap screws | 912 | 4762 | | | 4762 | 2004-06 | Hexagon socket head cap screws | Nominal size range changed; fine thread deleted (ISO 21269) |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "912 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 913\n\n**Fastener description:** Headless (grub) screw, flat.\n\n**ISO equivalent:** 4026\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 913 | ISO 4026 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "913", "fastener_description": "Headless (grub) screw, flat.", "file": "913-2.md", "generated": true, "harvested": "2026-08-12", "id": "913-2", "interchangeability": "Fully interchangeable", "iso_standard": "4026", "source_quote": "DIN 913 | ISO 4026 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "913 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 913\n\n**Fastener description:** Hexagon Socket Set Screws with flat point (ISO 4026 modified)\n\n**ISO equivalent:** 4026\n\n> DIN 913 | ISO 4026 | | Hexagon Socket Set Screws with flat point (ISO 4026 modified) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "913", "fastener_description": "Hexagon Socket Set Screws with flat point (ISO 4026 modified)", "file": "913-3.md", "generated": true, "harvested": "2026-08-12", "id": "913-3", "iso_standard": "4026", "source_quote": "DIN 913 | ISO 4026 | | Hexagon Socket Set Screws with flat point (ISO 4026 modified) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "913 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 913\n\n**Fastener description:** Hexagon socket set screws with flat point\n\n**ISO equivalent:** 4026\n\n**Interchangeability:** Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted\n\n**Modification notes:** Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted\n\n> 913 | 4026 | | | 4026 | 2004-05 | Hexagon socket set screws with flat point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "913", "fastener_description": "Hexagon socket set screws with flat point", "file": "913.md", "generated": true, "harvested": "2026-08-12", "id": "913", "interchangeability": "Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted", "iso_standard": "4026", "modification_notes": "Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted", "source_quote": "913 | 4026 | | | 4026 | 2004-05 | Hexagon socket set screws with flat point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "913 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 914\n\n**Fastener description:** Headless, cone.\n\n**ISO equivalent:** 4027\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 914 | ISO 4027 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "914", "fastener_description": "Headless, cone.", "file": "914-2.md", "generated": true, "harvested": "2026-08-12", "id": "914-2", "interchangeability": "Fully interchangeable", "iso_standard": "4027", "source_quote": "DIN 914 | ISO 4027 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "914 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 914\n\n**Fastener description:** Hexagon Socket Set Screws with cone point (ISO 4029 modified)\n\n**ISO equivalent:** 4027\n\n> DIN 914 | ISO 4027 | | Hexagon Socket Set Screws with cone point (ISO 4029 modified) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "914", "fastener_description": "Hexagon Socket Set Screws with cone point (ISO 4029 modified)", "file": "914-3.md", "generated": true, "harvested": "2026-08-12", "id": "914-3", "iso_standard": "4027", "source_quote": "DIN 914 | ISO 4027 | | Hexagon Socket Set Screws with cone point (ISO 4029 modified) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "914 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 914\n\n**Fastener description:** Hexagon socket set screws with cone point\n\n**ISO equivalent:** 4027\n\n**Interchangeability:** Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted\n\n**Modification notes:** Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted\n\n> 914 | 4027 | | | 4027 | 2004-05 | Hexagon socket set screws with cone point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "914", "fastener_description": "Hexagon socket set screws with cone point", "file": "914.md", "generated": true, "harvested": "2026-08-12", "id": "914", "interchangeability": "Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted", "iso_standard": "4027", "modification_notes": "Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted", "source_quote": "914 | 4027 | | | 4027 | 2004-05 | Hexagon socket set screws with cone point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "914 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 915\n\n**Fastener description:** Headless, dog.\n\n**ISO equivalent:** 4028\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 915 | ISO 4028 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "915", "fastener_description": "Headless, dog.", "file": "915-2.md", "generated": true, "harvested": "2026-08-12", "id": "915-2", "interchangeability": "Fully interchangeable", "iso_standard": "4028", "source_quote": "DIN 915 | ISO 4028 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "915 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 915\n\n**Fastener description:** Hexagon Socket Set Screws with full dog point\n\n**ISO equivalent:** 4028\n\n> DIN 915 | ISO 4028 | | Hexagon Socket Set Screws with full dog point |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "915", "fastener_description": "Hexagon Socket Set Screws with full dog point", "file": "915-3.md", "generated": true, "harvested": "2026-08-12", "id": "915-3", "iso_standard": "4028", "source_quote": "DIN 915 | ISO 4028 | | Hexagon Socket Set Screws with full dog point |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "915 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 915\n\n**Fastener description:** Hexagon socket set screws with dog point\n\n**ISO equivalent:** 4028\n\n**Interchangeability:** Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted\n\n**Modification notes:** Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted\n\n> 915 | 4028 | | | 4028 | 2004-05 | Hexagon socket set screws with dog point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "915", "fastener_description": "Hexagon socket set screws with dog point", "file": "915.md", "generated": true, "harvested": "2026-08-12", "id": "915", "interchangeability": "Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted", "iso_standard": "4028", "modification_notes": "Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted", "source_quote": "915 | 4028 | | | 4028 | 2004-05 | Hexagon socket set screws with dog point | Nominal sizes M1.4, M1.8, M14, M18 and M22 omitted |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "915 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 916\n\n**Fastener description:** Headless, cup.\n\n**ISO equivalent:** 4029\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 916 | ISO 4029 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "916", "fastener_description": "Headless, cup.", "file": "916-2.md", "generated": true, "harvested": "2026-08-12", "id": "916-2", "interchangeability": "Fully interchangeable", "iso_standard": "4029", "source_quote": "DIN 916 | ISO 4029 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "916 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 916\n\n**Fastener description:** Hexagon Socket Set Screws with cup point (ISO 4029 modified)\n\n**ISO equivalent:** 4029\n\n> DIN 916 | ISO 4029 | | Hexagon Socket Set Screws with cup point (ISO 4029 modified) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "916", "fastener_description": "Hexagon Socket Set Screws with cup point (ISO 4029 modified)", "file": "916-3.md", "generated": true, "harvested": "2026-08-12", "id": "916-3", "iso_standard": "4029", "source_quote": "DIN 916 | ISO 4029 | | Hexagon Socket Set Screws with cup point (ISO 4029 modified) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "916 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 916\n\n**Fastener description:** Hexagon socket set screws with cup point\n\n**ISO equivalent:** 4029\n\n> 916 | 4029 | | | 4029 | 2004-05 | Hexagon socket set screws with cup point |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "916", "fastener_description": "Hexagon socket set screws with cup point", "file": "916.md", "generated": true, "harvested": "2026-08-12", "id": "916", "iso_standard": "4029", "source_quote": "916 | 4029 | | | 4029 | 2004-05 | Hexagon socket set screws with cup point |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "916 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 918-3\n\n**Fastener description:** Overview of European standards for fasteners\n\n> DIN 918-3 | | | Overview of European standards for fasteners |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "918-3", "fastener_description": "Overview of European standards for fasteners", "file": "918-3.md", "generated": true, "harvested": "2026-08-12", "id": "918-3", "source_quote": "DIN 918-3 | | | Overview of European standards for fasteners |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "918-3 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 921\n\n**Fastener description:** Slotted Pan Head Screws with large head\n\n> DIN 921 | | | Slotted Pan Head Screws with large head |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "921", "fastener_description": "Slotted Pan Head Screws with large head", "file": "921.md", "generated": true, "harvested": "2026-08-12", "id": "921", "source_quote": "DIN 921 | | | Slotted Pan Head Screws with large head |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "921 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 923\n\n**Fastener description:** Slotted Pan Head Screws with shoulder\n\n> DIN 923 | | | Slotted Pan Head Screws with shoulder |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "923", "fastener_description": "Slotted Pan Head Screws with shoulder", "file": "923.md", "generated": true, "harvested": "2026-08-12", "id": "923", "source_quote": "DIN 923 | | | Slotted Pan Head Screws with shoulder |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "923 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 929\n\n**Fastener description:** Hexagon Weld Nuts\n\n> DIN 929 | | | Hexagon Weld Nuts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "929", "fastener_description": "Hexagon Weld Nuts", "file": "929.md", "generated": true, "harvested": "2026-08-12", "id": "929", "source_quote": "DIN 929 | | | Hexagon Weld Nuts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "929 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 93\n\n**Fastener description:** Tab Washers with long tab\n\n> DIN 93 | | | Tab Washers with long tab |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "93", "fastener_description": "Tab Washers with long tab", "file": "93.md", "generated": true, "harvested": "2026-08-12", "id": "93", "source_quote": "DIN 93 | | | Tab Washers with long tab |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "93 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 930\n\n**Fastener description:** Fine thread pitch partially Threaded Screws\n\n> DIN 930 | | | Fine thread pitch partially Threaded Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "930", "fastener_description": "Fine thread pitch partially Threaded Screws", "file": "930.md", "generated": true, "harvested": "2026-08-12", "id": "930", "source_quote": "DIN 930 | | | Fine thread pitch partially Threaded Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "930 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 931-1\n\n**Fastener description:** M1,6 to M39 Hexagon Cap Screws partially threaded - product grades A and B\n\n**ISO equivalent:** 4014\n\n> DIN 931-1 | ISO 4014 | BS3692 | M1,6 to M39 Hexagon Cap Screws partially threaded - product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "931-1", "fastener_description": "M1,6 to M39 Hexagon Cap Screws partially threaded - product grades A and B", "file": "931-1-2.md", "generated": true, "harvested": "2026-08-12", "id": "931-1-2", "iso_standard": "4014", "source_quote": "DIN 931-1 | ISO 4014 | BS3692 | M1,6 to M39 Hexagon Cap Screws partially threaded - product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "931-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 931-1\n\n**Fastener description:** Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B\n\n**ISO equivalent:** 4014\n\n**Interchangeability:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n> Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B | 931-1 | 4014 | 24014 | 4014 | 4014 | 2001-03 | Hexagon head bolts &#8211; Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "931-1", "fastener_description": "Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B", "file": "931-1.md", "generated": true, "harvested": "2026-08-12", "id": "931-1", "interchangeability": "Nominal size extended; width across flats according to DIN ISO 272 included", "iso_standard": "4014", "modification_notes": "Nominal size extended; width across flats according to DIN ISO 272 included", "source_quote": "Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B | 931-1 | 4014 | 24014 | 4014 | 4014 | 2001-03 | Hexagon head bolts &#8211; Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "931-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 931-2\n\n**Fastener description:** M42 to M160x6 Hexagon Cap Screws partially threaded - product grade B\n\n**ISO equivalent:** 4014\n\n> DIN 931-2 | ISO 4014 | BS3692 | M42 to M160x6 Hexagon Cap Screws partially threaded - product grade B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "931-2", "fastener_description": "M42 to M160x6 Hexagon Cap Screws partially threaded - product grade B", "file": "931-2.md", "generated": true, "harvested": "2026-08-12", "id": "931-2", "iso_standard": "4014", "source_quote": "DIN 931-2 | ISO 4014 | BS3692 | M42 to M160x6 Hexagon Cap Screws partially threaded - product grade B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "931-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 931\n\n**Fastener description:** Sechskantschrauben mit Teilgewinde\n\n**ISO equivalent:** 4014\n\n**Interchangeability:** weitestgehend\n\n**Modification notes:** bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen\n\n> Die Normen DIN 931 und DIN 933 sind schon vor vielen Jahren zur\u00fcckgezogen wurden. Die entsprechenden ISO \u2013 Nachfolgenormen ISO 4014 und ISO 4017 entsprechen weitestgehend den zur\u00fcckgezogenen DIN \u2013 Normen. Dadurch sind grunds\u00e4tzliche keine Einschr\u00e4nkungen bei der Verwendungen dieser ISO \u2013 Normen zu erwarten. Allerdings sollte beachtet werden, dass sich bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen.\n\nSource: <https://www.wuerth.de/web/de/awkg/kompetenz/din_iso_normteile/din-933-931-iso-4014-4017-sechskantschrauben.php>\n", "din_standard": "931", "fastener_description": "Sechskantschrauben mit Teilgewinde", "file": "931-3.md", "generated": true, "harvested": "2026-08-12", "id": "931-3", "interchangeability": "weitestgehend", "iso_standard": "4014", "modification_notes": "bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen", "source_quote": "Die Normen DIN 931 und DIN 933 sind schon vor vielen Jahren zur\u00fcckgezogen wurden. Die entsprechenden ISO \u2013 Nachfolgenormen ISO 4014 und ISO 4017 entsprechen weitestgehend den zur\u00fcckgezogenen DIN \u2013 Normen. Dadurch sind grunds\u00e4tzliche keine Einschr\u00e4nkungen bei der Verwendungen dieser ISO \u2013 Normen zu erwarten. Allerdings sollte beachtet werden, dass sich bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen.", "sources": ["https://www.wuerth.de/web/de/awkg/kompetenz/din_iso_normteile/din-933-931-iso-4014-4017-sechskantschrauben.php"], "stale_after": "2028-08-11", "title": "931 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 931\n\n**Fastener description:** Partial thread hex bolts.\n\n**ISO equivalent:** 4014\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 931 | ISO 4014 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "931", "fastener_description": "Partial thread hex bolts.", "file": "931.md", "generated": true, "harvested": "2026-08-12", "id": "931", "interchangeability": "Fully interchangeable", "iso_standard": "4014", "source_quote": "DIN 931 | ISO 4014 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "931 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 933\n\n**Fastener description:** Full thread hex bolts.\n\n**ISO equivalent:** 4017\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 933 | ISO 4017 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "933", "fastener_description": "Full thread hex bolts.", "file": "933-2.md", "generated": true, "harvested": "2026-08-12", "id": "933-2", "interchangeability": "Fully interchangeable", "iso_standard": "4017", "source_quote": "DIN 933 | ISO 4017 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "933 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 933\n\n**Fastener description:** M1,6 to M52 Hexagon Cap Screws fully threaded - product grades 8.8\n\n**ISO equivalent:** 4017\n\n> DIN 933 | ISO 4017 | BS3692 | M1,6 to M52 Hexagon Cap Screws fully threaded - product grades 8.8 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "933", "fastener_description": "M1,6 to M52 Hexagon Cap Screws fully threaded - product grades 8.8", "file": "933-3.md", "generated": true, "harvested": "2026-08-12", "id": "933-3", "iso_standard": "4017", "source_quote": "DIN 933 | ISO 4017 | BS3692 | M1,6 to M52 Hexagon Cap Screws fully threaded - product grades 8.8 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "933 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 933\n\n**Fastener description:** M 1,6 to M 52 hexagon head screws threaded up to the head; product grades A and B\n\n**ISO equivalent:** 4017\n\n**EN ISO number:** 4017\n\n> <https://www.dinmedia.de/en/standard/din-933/2741251> DIN 933:1983-12 . This document has been replaced by: <https://www.dinmedia.de/en/standard/din-en-24017/1843857> DIN EN 24017:1992-02 , <https://www.dinmedia.de/en/standard/din-en-iso-4017/38332961> DIN EN ISO 4017:2001-03 .\n\nSource: <https://www.dinmedia.de/en/standard/din-933/3071389>\n", "din_standard": "933", "en_iso_standard": "4017", "fastener_description": "M 1,6 to M 52 hexagon head screws threaded up to the head; product grades A and B", "file": "933-4.md", "generated": true, "harvested": "2026-08-12", "id": "933-4", "iso_standard": "4017", "source_quote": "<https://www.dinmedia.de/en/standard/din-933/2741251> DIN 933:1983-12 . This document has been replaced by: <https://www.dinmedia.de/en/standard/din-en-24017/1843857> DIN EN 24017:1992-02 , <https://www.dinmedia.de/en/standard/din-en-iso-4017/38332961> DIN EN ISO 4017:2001-03 .", "sources": ["https://www.dinmedia.de/en/standard/din-933/3071389"], "stale_after": "2028-08-11", "title": "933 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 933\n\n**Fastener description:** Sechskantschrauben mit Vollgewinde\n\n**ISO equivalent:** 4017\n\n**Interchangeability:** weitestgehend\n\n**Modification notes:** bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen\n\n> Die Normen DIN 931 und DIN 933 sind schon vor vielen Jahren zur\u00fcckgezogen wurden. Die entsprechenden ISO \u2013 Nachfolgenormen ISO 4014 und ISO 4017 entsprechen weitestgehend den zur\u00fcckgezogenen DIN \u2013 Normen. Dadurch sind grunds\u00e4tzliche keine Einschr\u00e4nkungen bei der Verwendungen dieser ISO \u2013 Normen zu erwarten. Allerdings sollte beachtet werden, dass sich bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen.\n\nSource: <https://www.wuerth.de/web/de/awkg/kompetenz/din_iso_normteile/din-933-931-iso-4014-4017-sechskantschrauben.php>\n", "din_standard": "933", "fastener_description": "Sechskantschrauben mit Vollgewinde", "file": "933-5.md", "generated": true, "harvested": "2026-08-12", "id": "933-5", "interchangeability": "weitestgehend", "iso_standard": "4017", "modification_notes": "bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen", "source_quote": "Die Normen DIN 931 und DIN 933 sind schon vor vielen Jahren zur\u00fcckgezogen wurden. Die entsprechenden ISO \u2013 Nachfolgenormen ISO 4014 und ISO 4017 entsprechen weitestgehend den zur\u00fcckgezogenen DIN \u2013 Normen. Dadurch sind grunds\u00e4tzliche keine Einschr\u00e4nkungen bei der Verwendungen dieser ISO \u2013 Normen zu erwarten. Allerdings sollte beachtet werden, dass sich bei den Abmessungen M10, M12, M14 und M22 die Schl\u00fcsselweiten ge\u00e4ndert haben und somit andere Verschraubungswerkzeuge eingesetzt werden m\u00fcssen.", "sources": ["https://www.wuerth.de/web/de/awkg/kompetenz/din_iso_normteile/din-933-931-iso-4014-4017-sechskantschrauben.php"], "stale_after": "2028-08-11", "title": "933 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 933\n\n**Fastener description:** Hexagon head screws \u2013 Product grades A and B\n\n**ISO equivalent:** 4017\n\n**Interchangeability:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n> 933 | 4017 | 24017 | 4017 | 4017 | 2001-03 | Hexagon head screws &#8211; Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "933", "fastener_description": "Hexagon head screws \u2013 Product grades A and B", "file": "933.md", "generated": true, "harvested": "2026-08-12", "id": "933", "interchangeability": "Nominal size extended; width across flats according to DIN ISO 272 included", "iso_standard": "4017", "modification_notes": "Nominal size extended; width across flats according to DIN ISO 272 included", "source_quote": "933 | 4017 | 24017 | 4017 | 4017 | 2001-03 | Hexagon head screws &#8211; Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "933 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 934\n\n**Fastener description:** Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B\n\n**ISO equivalent:** 8673\n\n> DIN 934 | ISO 4032 | | Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B | DIN 934 | ISO 8673 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "934", "fastener_description": "Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B", "file": "934-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "934-2-2", "iso_standard": "8673", "source_quote": "DIN 934 | ISO 4032 | | Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B | DIN 934 | ISO 8673 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "934 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 934\n\n**Fastener description:** Hexagon nuts; Metric screw threads; Product grades A and B\n\n**ISO equivalent:** 8673\n\n**Interchangeability:** Nominal diameter changed, height of the nut changed partially; nuts with regular type screw thread specified in DIN EN ISO 4032; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal diameter changed, height of the nut changed partially; nuts with regular type screw thread specified in DIN EN ISO 4032; width across flats according to DIN ISO 272 included\n\n> Hexagon nuts; Metric screw threads; Product grades A and B | 934 | 8673 | 28673 | | 8673 | 2001-03 | Hexagon nuts, style 1, with metric fine pitch thread &#8211; Product grades A and B | Nominal diameter changed, height of the nut changed partially; nuts with regular type screw thread specified in DIN EN ISO 4032; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "934", "fastener_description": "Hexagon nuts; Metric screw threads; Product grades A and B", "file": "934-2.md", "generated": true, "harvested": "2026-08-12", "id": "934-2", "interchangeability": "Nominal diameter changed, height of the nut changed partially; nuts with regular type screw thread specified in DIN EN ISO 4032; width across flats according to DIN ISO 272 included", "iso_standard": "8673", "modification_notes": "Nominal diameter changed, height of the nut changed partially; nuts with regular type screw thread specified in DIN EN ISO 4032; width across flats according to DIN ISO 272 included", "source_quote": "Hexagon nuts; Metric screw threads; Product grades A and B | 934 | 8673 | 28673 | | 8673 | 2001-03 | Hexagon nuts, style 1, with metric fine pitch thread &#8211; Product grades A and B | Nominal diameter changed, height of the nut changed partially; nuts with regular type screw thread specified in DIN EN ISO 4032; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "934 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 934\n\n**Fastener description:** Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B\n\n**ISO equivalent:** 4032\n\n> DIN 934 | ISO 4032 | | Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "934", "fastener_description": "Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B", "file": "934-3.md", "generated": true, "harvested": "2026-08-12", "id": "934-3", "iso_standard": "4032", "source_quote": "DIN 934 | ISO 4032 | | Hexagon Nuts with metric coarse and fine pitch thread - product classes A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "934 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 934\n\n**Fastener description:** Hexagon nuts; Metric screw threads; Product grades A and B\n\n**ISO equivalent:** 4032\n\n**Interchangeability:** Nominal diameter changed, height of the nut changed partially; nuts with fine thread specified in DIN EN ISO 8673; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal diameter changed, height of the nut changed partially; nuts with fine thread specified in DIN EN ISO 8673; width across flats according to DIN ISO 272 included\n\n> Hexagon nuts; Metric screw threads; Product grades A and B | 934 | 4032 | 24032 | 4032 | 4032 | 2001-03 | Hexagon nuts, style 1 &#8211; Product grades A and B | Nominal diameter changed, height of the nut changed partially; nuts with fine thread specified in DIN EN ISO 8673; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "934", "fastener_description": "Hexagon nuts; Metric screw threads; Product grades A and B", "file": "934.md", "generated": true, "harvested": "2026-08-12", "id": "934", "interchangeability": "Nominal diameter changed, height of the nut changed partially; nuts with fine thread specified in DIN EN ISO 8673; width across flats according to DIN ISO 272 included", "iso_standard": "4032", "modification_notes": "Nominal diameter changed, height of the nut changed partially; nuts with fine thread specified in DIN EN ISO 8673; width across flats according to DIN ISO 272 included", "source_quote": "Hexagon nuts; Metric screw threads; Product grades A and B | 934 | 4032 | 24032 | 4032 | 4032 | 2001-03 | Hexagon nuts, style 1 &#8211; Product grades A and B | Nominal diameter changed, height of the nut changed partially; nuts with fine thread specified in DIN EN ISO 8673; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "934 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 935-1\n\n**Fastener description:** Hexagon Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - product grades A and B\n\n> DIN 935-1 | | | Hexagon Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "935-1", "fastener_description": "Hexagon Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - product grades A and B", "file": "935-1.md", "generated": true, "harvested": "2026-08-12", "id": "935-1", "source_quote": "DIN 935-1 | | | Hexagon Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "935-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 935-2\n\n**Fastener description:** M42 to M160x6 Hexagon Head Bolts; product grade B\n\n> DIN 935-2 | | | M42 to M160x6 Hexagon Head Bolts; product grade B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "935-2", "fastener_description": "M42 to M160x6 Hexagon Head Bolts; product grade B", "file": "935-2.md", "generated": true, "harvested": "2026-08-12", "id": "935-2", "source_quote": "DIN 935-2 | | | M42 to M160x6 Hexagon Head Bolts; product grade B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "935-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 935-3\n\n**Fastener description:** Hexagon Slotted Nuts with metric coarse pitch thread - product grade C\n\n> DIN 935-3 | | | Hexagon Slotted Nuts with metric coarse pitch thread - product grade C |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "935-3", "fastener_description": "Hexagon Slotted Nuts with metric coarse pitch thread - product grade C", "file": "935-3.md", "generated": true, "harvested": "2026-08-12", "id": "935-3", "source_quote": "DIN 935-3 | | | Hexagon Slotted Nuts with metric coarse pitch thread - product grade C |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "935-3 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 936\n\n**Fastener description:** M8 to M52 and M8x1 to M52x3 hexagon thin nuts; product grades A and B\n\n> DIN 936 | | BS3692 | M8 to M52 and M8x1 to M52x3 hexagon thin nuts; product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "936", "fastener_description": "M8 to M52 and M8x1 to M52x3 hexagon thin nuts; product grades A and B", "file": "936.md", "generated": true, "harvested": "2026-08-12", "id": "936", "source_quote": "DIN 936 | | BS3692 | M8 to M52 and M8x1 to M52x3 hexagon thin nuts; product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "936 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 937\n\n**Fastener description:** Hexagon Thin Castle Nuts\n\n> DIN 937 | | | Hexagon Thin Castle Nuts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "937", "fastener_description": "Hexagon Thin Castle Nuts", "file": "937.md", "generated": true, "harvested": "2026-08-12", "id": "937", "source_quote": "DIN 937 | | | Hexagon Thin Castle Nuts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "937 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 938\n\n**Fastener description:** Studs with a length of engagement equal to about 1 d\n\n> DIN 938 | | | Studs with a length of engagement equal to about 1 d |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "938", "fastener_description": "Studs with a length of engagement equal to about 1 d", "file": "938.md", "generated": true, "harvested": "2026-08-12", "id": "938", "source_quote": "DIN 938 | | | Studs with a length of engagement equal to about 1 d |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "938 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 939\n\n**Fastener description:** Studs with a length of engagement equal to about 1,25 d\n\n> DIN 939 | | | Studs with a length of engagement equal to about 1,25 d |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "939", "fastener_description": "Studs with a length of engagement equal to about 1,25 d", "file": "939.md", "generated": true, "harvested": "2026-08-12", "id": "939", "source_quote": "DIN 939 | | | Studs with a length of engagement equal to about 1,25 d |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "939 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 94\n\n**Fastener description:** Split Pins\n\n**ISO equivalent:** 1234\n\n> DIN 94 | ISO 1234 | | Split Pins |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "94", "fastener_description": "Split Pins", "file": "94-2.md", "generated": true, "harvested": "2026-08-12", "id": "94-2", "iso_standard": "1234", "source_quote": "DIN 94 | ISO 1234 | | Split Pins |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "94 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 94\n\n**Fastener description:** Slotted set screws with long dog point\n\n**ISO equivalent:** 1234\n\n**Interchangeability:** No modifications of dimensions\n\n**Modification notes:** No modifications of dimensions\n\n> Slotted set screws with long dog point | 94 | 1234 | | | 1234 | 1998-02 | Split pins | No modifications of dimensions |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "94", "fastener_description": "Slotted set screws with long dog point", "file": "94.md", "generated": true, "harvested": "2026-08-12", "id": "94", "interchangeability": "No modifications of dimensions", "iso_standard": "1234", "modification_notes": "No modifications of dimensions", "source_quote": "Slotted set screws with long dog point | 94 | 1234 | | | 1234 | 1998-02 | Split pins | No modifications of dimensions |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "94 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 95\n\n**Fastener description:** Slotted Raised Countersunk (oval) Head Wood Screws\n\n> DIN 95 | | | Slotted Raised Countersunk (oval) Head Wood Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "95", "fastener_description": "Slotted Raised Countersunk (oval) Head Wood Screws", "file": "95.md", "generated": true, "harvested": "2026-08-12", "id": "95", "source_quote": "DIN 95 | | | Slotted Raised Countersunk (oval) Head Wood Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "95 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 96\n\n**Fastener description:** Slotted Round Head Wood Screws\n\n> DIN 96 | | | Slotted Round Head Wood Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "96", "fastener_description": "Slotted Round Head Wood Screws", "file": "96.md", "generated": true, "harvested": "2026-08-12", "id": "96", "source_quote": "DIN 96 | | | Slotted Round Head Wood Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "96 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 960\n\n**Fastener description:** M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B\n\n**ISO equivalent:** 8676\n\n> DIN 960 | ISO 8765 | | M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B | DIN 960 | ISO 8676 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "960", "fastener_description": "M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B", "file": "960-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "960-2-2", "iso_standard": "8676", "source_quote": "DIN 960 | ISO 8765 | | M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B | DIN 960 | ISO 8676 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "960 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 960\n\n**Fastener description:** Fine thread PT.\n\n**ISO equivalent:** 8765\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 960 | ISO 8765 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "960", "fastener_description": "Fine thread PT.", "file": "960-2.md", "generated": true, "harvested": "2026-08-12", "id": "960-2", "interchangeability": "Fully interchangeable", "iso_standard": "8765", "source_quote": "DIN 960 | ISO 8765 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "960 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 960\n\n**Fastener description:** M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B\n\n**ISO equivalent:** 8765\n\n> DIN 960 | ISO 8765 | | M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "960", "fastener_description": "M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B", "file": "960-3.md", "generated": true, "harvested": "2026-08-12", "id": "960-3", "iso_standard": "8765", "source_quote": "DIN 960 | ISO 8765 | | M8x1 to M100x4 Hexagon Head Bolts with fine pitch thread - product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "960 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 960\n\n**Fastener description:** Hexagon bolts, Metric fine thread, Types m and mg\n\n**ISO equivalent:** 8765\n\n**Interchangeability:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n> Nominal size extended; width across flats according to DIN ISO 272 included | Hexagon bolts, Metric fine thread, Types m and mg | 960 | 8765 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "960", "fastener_description": "Hexagon bolts, Metric fine thread, Types m and mg", "file": "960.md", "generated": true, "harvested": "2026-08-12", "id": "960", "interchangeability": "Nominal size extended; width across flats according to DIN ISO 272 included", "iso_standard": "8765", "modification_notes": "Nominal size extended; width across flats according to DIN ISO 272 included", "source_quote": "Nominal size extended; width across flats according to DIN ISO 272 included | Hexagon bolts, Metric fine thread, Types m and mg | 960 | 8765 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "960 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 961\n\n**Fastener description:** Fine thread FT.\n\n**ISO equivalent:** 8676\n\n**Interchangeability:** Fully interchangeable\n\n> DIN 961 | ISO 8676 | Fully interchangeable\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "961", "fastener_description": "Fine thread FT.", "file": "961-2.md", "generated": true, "harvested": "2026-08-12", "id": "961-2", "interchangeability": "Fully interchangeable", "iso_standard": "8676", "source_quote": "DIN 961 | ISO 8676 | Fully interchangeable", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "961 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 961\n\n**Fastener description:** M8x1 to M52x3 Hexagon Head Bolts with fine pitch thread - product grades A and B\n\n**ISO equivalent:** 8676\n\n> DIN 961 | ISO 8676 | | M8x1 to M52x3 Hexagon Head Bolts with fine pitch thread - product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "961", "fastener_description": "M8x1 to M52x3 Hexagon Head Bolts with fine pitch thread - product grades A and B", "file": "961-3.md", "generated": true, "harvested": "2026-08-12", "id": "961-3", "iso_standard": "8676", "source_quote": "DIN 961 | ISO 8676 | | M8x1 to M52x3 Hexagon Head Bolts with fine pitch thread - product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "961 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 961\n\n**Fastener description:** M 8\u00d71 to M 100\u00d74 hexagon head bolts with fine pitch thread\n\n**ISO equivalent:** 8676\n\n**Interchangeability:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n**Modification notes:** Nominal size extended; width across flats according to DIN ISO 272 included\n\n> 961 | 8676 | 28676 | 8676 | 8676 | 2001-03 | Hexagon head screws with metric fine pitch thread &#8211; Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "961", "fastener_description": "M 8\u00d71 to M 100\u00d74 hexagon head bolts with fine pitch thread", "file": "961.md", "generated": true, "harvested": "2026-08-12", "id": "961", "interchangeability": "Nominal size extended; width across flats according to DIN ISO 272 included", "iso_standard": "8676", "modification_notes": "Nominal size extended; width across flats according to DIN ISO 272 included", "source_quote": "961 | 8676 | 28676 | 8676 | 8676 | 2001-03 | Hexagon head screws with metric fine pitch thread &#8211; Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "961 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 962\n\n**Fastener description:** Designation system for fasteners\n\n> DIN 962 | | | Designation system for fasteners |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "962", "fastener_description": "Designation system for fasteners", "file": "962.md", "generated": true, "harvested": "2026-08-12", "id": "962", "source_quote": "DIN 962 | | | Designation system for fasteners |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "962 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 963\n\n**Fastener description:** Countersink/head geometry differences.\n\n**ISO equivalent:** 2009\n\n**Interchangeability:** Check spec\n\n> DIN 963 | ISO 2009 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "963", "fastener_description": "Countersink/head geometry differences.", "file": "963-2.md", "generated": true, "harvested": "2026-08-12", "id": "963-2", "interchangeability": "Check spec", "iso_standard": "2009", "source_quote": "DIN 963 | ISO 2009 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "963 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 963\n\n**Fastener description:** Slotted Countersunk Head Screws (with countersunk heads as specified in ISO 2009-1972)\n\n**ISO equivalent:** 2009\n\n> DIN 963 | ISO 2009 | BS3692 | Slotted Countersunk Head Screws (with countersunk heads as specified in ISO 2009-1972) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "963", "fastener_description": "Slotted Countersunk Head Screws (with countersunk heads as specified in ISO 2009-1972)", "file": "963-3.md", "generated": true, "harvested": "2026-08-12", "id": "963-3", "iso_standard": "2009", "source_quote": "DIN 963 | ISO 2009 | BS3692 | Slotted Countersunk Head Screws (with countersunk heads as specified in ISO 2009-1972) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "963 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 963\n\n**Fastener description:** Slotted countersunk (flat) head screws (Countersunk heads according to ISO)\n\n**ISO equivalent:** 2009\n\n**Interchangeability:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled\n\n**Modification notes:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled\n\n> Slotted countersunk (flat) head screws (Countersunk heads according to ISO) | 963 | 2009 | | 2009 | 2009 | 1994-10 | Slotted countersunk flat head screws (common head style) &#8211; Product grade A | Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "963", "fastener_description": "Slotted countersunk (flat) head screws (Countersunk heads according to ISO)", "file": "963.md", "generated": true, "harvested": "2026-08-12", "id": "963", "interchangeability": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled", "iso_standard": "2009", "modification_notes": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled", "source_quote": "Slotted countersunk (flat) head screws (Countersunk heads according to ISO) | 963 | 2009 | | 2009 | 2009 | 1994-10 | Slotted countersunk flat head screws (common head style) &#8211; Product grade A | Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "963 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 964\n\n**Fastener description:** Raised profile may differ slightly.\n\n**ISO equivalent:** 2010\n\n**Interchangeability:** Check spec\n\n> DIN 964 | ISO 2010 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "964", "fastener_description": "Raised profile may differ slightly.", "file": "964-2.md", "generated": true, "harvested": "2026-08-12", "id": "964-2", "interchangeability": "Check spec", "iso_standard": "2010", "source_quote": "DIN 964 | ISO 2010 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "964 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 964\n\n**Fastener description:** Slotted Raised Countersunk Oval Head Screws\n\n**ISO equivalent:** 2010\n\n> DIN 964 | ISO 2010 | BS3692 | Slotted Raised Countersunk Oval Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "964", "fastener_description": "Slotted Raised Countersunk Oval Head Screws", "file": "964-3.md", "generated": true, "harvested": "2026-08-12", "id": "964-3", "iso_standard": "2010", "source_quote": "DIN 964 | ISO 2010 | BS3692 | Slotted Raised Countersunk Oval Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "964 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 964\n\n**Fastener description:** Slotted raised countersunk (oval) head screws (Countersunk heads according to ISO)\n\n**ISO equivalent:** 2010\n\n**Interchangeability:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled\n\n**Modification notes:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled\n\n> Slotted raised countersunk (oval) head screws (Countersunk heads according to ISO) | 964 | 2010 | | 2010 | 2010 | 1994-10 | Slotted raised countersunk head screws (common head style) &#8211; Product grade A | Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "964", "fastener_description": "Slotted raised countersunk (oval) head screws (Countersunk heads according to ISO)", "file": "964.md", "generated": true, "harvested": "2026-08-12", "id": "964", "interchangeability": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled", "iso_standard": "2010", "modification_notes": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled", "source_quote": "Slotted raised countersunk (oval) head screws (Countersunk heads according to ISO) | 964 | 2010 | | 2010 | 2010 | 1994-10 | Slotted raised countersunk head screws (common head style) &#8211; Product grade A | Nominal size changed; head dimension changed; thread length changed; strength 8.8 cancelled |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "964 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 965\n\n**Fastener description:** Head/countersink geometry.\n\n**ISO equivalent:** 7046\n\n**Interchangeability:** Check spec\n\n> DIN 965 | ISO 7046 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "965", "fastener_description": "Head/countersink geometry.", "file": "965-2.md", "generated": true, "harvested": "2026-08-12", "id": "965-2", "interchangeability": "Check spec", "iso_standard": "7046", "source_quote": "DIN 965 | ISO 7046 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "965 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 965\n\n**Fastener description:** Cross Recessed Countersunk Flat Head Screws\n\n**ISO equivalent:** 7046\n\n> DIN 965 | ISO 7046 | BS3692 | Cross Recessed Countersunk Flat Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "965", "fastener_description": "Cross Recessed Countersunk Flat Head Screws", "file": "965-3.md", "generated": true, "harvested": "2026-08-12", "id": "965-3", "iso_standard": "7046", "source_quote": "DIN 965 | ISO 7046 | BS3692 | Cross Recessed Countersunk Flat Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "965 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 965\n\n**Fastener description:** Cross recessed countersunk (flat) head screws (Countersunk heads according to ISO)\n\n**ISO equivalent:** 7046-1\n\n**Interchangeability:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 included (see Part 2); penetration depth of cross slots changed\n\n**Modification notes:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 included (see Part 2); penetration depth of cross slots changed\n\n> Cross recessed countersunk (flat) head screws (Countersunk heads according to ISO) | 965 | 7046-1 | | 7046 | 7046-1 | 1994-10 | Countersunk flat head screws (common head style) with type H or type Z cross recess &#8211; Property class 4.8 | Nominal size changed; head dimension changed; thread length changed; strength 8.8 included (see Part 2); penetration depth of cross slots changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "965", "fastener_description": "Cross recessed countersunk (flat) head screws (Countersunk heads according to ISO)", "file": "965.md", "generated": true, "harvested": "2026-08-12", "id": "965", "interchangeability": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 included (see Part 2); penetration depth of cross slots changed", "iso_standard": "7046-1", "modification_notes": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 included (see Part 2); penetration depth of cross slots changed", "source_quote": "Cross recessed countersunk (flat) head screws (Countersunk heads according to ISO) | 965 | 7046-1 | | 7046 | 7046-1 | 1994-10 | Countersunk flat head screws (common head style) with type H or type Z cross recess &#8211; Property class 4.8 | Nominal size changed; head dimension changed; thread length changed; strength 8.8 included (see Part 2); penetration depth of cross slots changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "965 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 966\n\n**Fastener description:** Raised profile/diameter tolerance.\n\n**ISO equivalent:** 7047\n\n**Interchangeability:** Check spec\n\n> DIN 966 | ISO 7047 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "966", "fastener_description": "Raised profile/diameter tolerance.", "file": "966-2.md", "generated": true, "harvested": "2026-08-12", "id": "966-2", "interchangeability": "Check spec", "iso_standard": "7047", "source_quote": "DIN 966 | ISO 7047 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "966 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 966\n\n**Fastener description:** Cross Recessed Raised Countersunk Head Screws\n\n**ISO equivalent:** 7047\n\n> DIN 966 | ISO 7047 | | Cross Recessed Raised Countersunk Head Screws |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "966", "fastener_description": "Cross Recessed Raised Countersunk Head Screws", "file": "966-3.md", "generated": true, "harvested": "2026-08-12", "id": "966-3", "iso_standard": "7047", "source_quote": "DIN 966 | ISO 7047 | | Cross Recessed Raised Countersunk Head Screws |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "966 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 966\n\n**Fastener description:** Cross recessed countersunk (oval) head screws (Countersunk heads according to ISO)\n\n**ISO equivalent:** 7047\n\n**Interchangeability:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 omitted; penetration depth of cross slots changed\n\n**Modification notes:** Nominal size changed; head dimension changed; thread length changed; strength 8.8 omitted; penetration depth of cross slots changed\n\n> Cross recessed countersunk (oval) head screws (Countersunk heads according to ISO) | 966 | 7047 | | 7047 | 7047 | 1994-10 | Countersunk raised head screws (common head style) with type H or type Z cross recess &#8211; Product grade A | Nominal size changed; head dimension changed; thread length changed; strength 8.8 omitted; penetration depth of cross slots changed |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "966", "fastener_description": "Cross recessed countersunk (oval) head screws (Countersunk heads according to ISO)", "file": "966.md", "generated": true, "harvested": "2026-08-12", "id": "966", "interchangeability": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 omitted; penetration depth of cross slots changed", "iso_standard": "7047", "modification_notes": "Nominal size changed; head dimension changed; thread length changed; strength 8.8 omitted; penetration depth of cross slots changed", "source_quote": "Cross recessed countersunk (oval) head screws (Countersunk heads according to ISO) | 966 | 7047 | | 7047 | 7047 | 1994-10 | Countersunk raised head screws (common head style) with type H or type Z cross recess &#8211; Product grade A | Nominal size changed; head dimension changed; thread length changed; strength 8.8 omitted; penetration depth of cross slots changed |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "966 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 970\n\n**Fastener description:** Hexagon Nuts; style 1; metric coarse thread, product grades A and B; ISO 4032 modified\n\n**ISO equivalent:** 4032\n\n> DIN 970 | ISO 4032 | | Hexagon Nuts; style 1; metric coarse thread, product grades A and B; ISO 4032 modified |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "970", "fastener_description": "Hexagon Nuts; style 1; metric coarse thread, product grades A and B; ISO 4032 modified", "file": "970.md", "generated": true, "harvested": "2026-08-12", "id": "970", "iso_standard": "4032", "source_quote": "DIN 970 | ISO 4032 | | Hexagon Nuts; style 1; metric coarse thread, product grades A and B; ISO 4032 modified |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "970 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 971-1\n\n**Fastener description:** Style 1 Hexagon Nuts with metric fine pitch thread; property classes 6 and 8\n\n**ISO equivalent:** 8673\n\n> DIN 971-1 | ISO 8673 | | Style 1 Hexagon Nuts with metric fine pitch thread; property classes 6 and 8 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "971-1", "fastener_description": "Style 1 Hexagon Nuts with metric fine pitch thread; property classes 6 and 8", "file": "971-1.md", "generated": true, "harvested": "2026-08-12", "id": "971-1", "iso_standard": "8673", "source_quote": "DIN 971-1 | ISO 8673 | | Style 1 Hexagon Nuts with metric fine pitch thread; property classes 6 and 8 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "971-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 971-2\n\n**Fastener description:** Style 2 Hexagon Nuts with metric fine pitch thread; property classes 10 and 12\n\n**ISO equivalent:** 8674\n\n> DIN 971-2 | ISO 8674 | | Style 2 Hexagon Nuts with metric fine pitch thread; property classes 10 and 12 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "971-2", "fastener_description": "Style 2 Hexagon Nuts with metric fine pitch thread; property classes 10 and 12", "file": "971-2.md", "generated": true, "harvested": "2026-08-12", "id": "971-2", "iso_standard": "8674", "source_quote": "DIN 971-2 | ISO 8674 | | Style 2 Hexagon Nuts with metric fine pitch thread; property classes 10 and 12 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "971-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 972\n\n**Fastener description:** M5 to M39 Hexagon Nuts; style 1; product grade C (modified version of ISO 4034)\n\n**ISO equivalent:** 4034\n\n> DIN 972 | ISO 4034 | | M5 to M39 Hexagon Nuts; style 1; product grade C (modified version of ISO 4034) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "972", "fastener_description": "M5 to M39 Hexagon Nuts; style 1; product grade C (modified version of ISO 4034)", "file": "972.md", "generated": true, "harvested": "2026-08-12", "id": "972", "iso_standard": "4034", "source_quote": "DIN 972 | ISO 4034 | | M5 to M39 Hexagon Nuts; style 1; product grade C (modified version of ISO 4034) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "972 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 975\n\n**Fastener description:** Threaded Rods\n\n> DIN 975 | | | Threaded Rods |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "975", "fastener_description": "Threaded Rods", "file": "975.md", "generated": true, "harvested": "2026-08-12", "id": "975", "source_quote": "DIN 975 | | | Threaded Rods |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "975 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 976-1\n\n**Fastener description:** Metric thread Stud Bolts\n\n> DIN 976-1 | | | Metric thread Stud Bolts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "976-1", "fastener_description": "Metric thread Stud Bolts", "file": "976-1.md", "generated": true, "harvested": "2026-08-12", "id": "976-1", "source_quote": "DIN 976-1 | | | Metric thread Stud Bolts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "976-1 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 976-2\n\n**Fastener description:** Metric interference-fit thread Stud Bolts\n\n> DIN 976-2 | | | Metric interference-fit thread Stud Bolts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "976-2", "fastener_description": "Metric interference-fit thread Stud Bolts", "file": "976-2.md", "generated": true, "harvested": "2026-08-12", "id": "976-2", "source_quote": "DIN 976-2 | | | Metric interference-fit thread Stud Bolts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "976-2 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 977\n\n**Fastener description:** Hexagon Weld Nuts with flange\n\n**ISO equivalent:** 21670\n\n> DIN 977 | ISO 21670 | | Hexagon Weld Nuts with flange |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "977", "fastener_description": "Hexagon Weld Nuts with flange", "file": "977-2.md", "generated": true, "harvested": "2026-08-12", "id": "977-2", "iso_standard": "21670", "source_quote": "DIN 977 | ISO 21670 | | Hexagon Weld Nuts with flange |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "977 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 977\n\n**Fastener description:** Weld bosses/OD differ by series.\n\n**ISO equivalent:** 21670\n\n**Interchangeability:** Check spec\n\n> DIN 977 | ISO 21670 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "977", "fastener_description": "Weld bosses/OD differ by series.", "file": "977.md", "generated": true, "harvested": "2026-08-12", "id": "977", "interchangeability": "Check spec", "iso_standard": "21670", "source_quote": "DIN 977 | ISO 21670 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "977 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 979\n\n**Fastener description:** Hexagon Thin Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - Product grades A and B\n\n> DIN 979 | | | Hexagon Thin Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - Product grades A and B |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "979", "fastener_description": "Hexagon Thin Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - Product grades A and B", "file": "979.md", "generated": true, "harvested": "2026-08-12", "id": "979", "source_quote": "DIN 979 | | | Hexagon Thin Slotted Nuts and Castle Nuts with metric coarse and fine pitch thread - Product grades A and B |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "979 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 980\n\n**Fastener description:** All-metal prevailing torque type Hexagon Nuts\n\n**ISO equivalent:** 10513\n\n> DIN 980 | ISO 7042 | | All-metal prevailing torque type Hexagon Nuts | DIN 980 | ISO 10513 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "980", "fastener_description": "All-metal prevailing torque type Hexagon Nuts", "file": "980-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "980-2-2", "iso_standard": "10513", "source_quote": "DIN 980 | ISO 7042 | | All-metal prevailing torque type Hexagon Nuts | DIN 980 | ISO 10513 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "980 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 980\n\n**Fastener description:** All-metal prevailing torque type hexagon nuts\n\n**ISO equivalent:** 10513\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> All-metal prevailing torque type hexagon nuts | 980 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included | All-metal prevailing torque type hexagon nuts | 980 | 10513 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "980", "fastener_description": "All-metal prevailing torque type hexagon nuts", "file": "980-2.md", "generated": true, "harvested": "2026-08-12", "id": "980-2", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "10513", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "All-metal prevailing torque type hexagon nuts | 980 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included | All-metal prevailing torque type hexagon nuts | 980 | 10513 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "980 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 980\n\n**Fastener description:** All-metal prevailing torque type Hexagon Nuts\n\n**ISO equivalent:** 7042\n\n> DIN 980 | ISO 7042 | | All-metal prevailing torque type Hexagon Nuts |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "980", "fastener_description": "All-metal prevailing torque type Hexagon Nuts", "file": "980-3.md", "generated": true, "harvested": "2026-08-12", "id": "980-3", "iso_standard": "7042", "source_quote": "DIN 980 | ISO 7042 | | All-metal prevailing torque type Hexagon Nuts |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "980 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 980, 6925\n\n**Fastener description:** Prevail torque requirements vary.\n\n**ISO equivalent:** 7042, 10513\n\n**Interchangeability:** Check spec\n\n> DIN 980, 6925 | ISO 7042, 10513 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "980, 6925", "fastener_description": "Prevail torque requirements vary.", "file": "980-6925.md", "generated": true, "harvested": "2026-08-12", "id": "980-6925", "interchangeability": "Check spec", "iso_standard": "7042, 10513", "source_quote": "DIN 980, 6925 | ISO 7042, 10513 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "980, 6925 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 980\n\n**Fastener description:** All-metal prevailing torque type hexagon nuts\n\n**ISO equivalent:** 7042\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> All-metal prevailing torque type hexagon nuts | 980 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "980", "fastener_description": "All-metal prevailing torque type hexagon nuts", "file": "980.md", "generated": true, "harvested": "2026-08-12", "id": "980", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "7042", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "All-metal prevailing torque type hexagon nuts | 980 | 7042 | 27042 | | 7042 | 1998-02 | Prevailing torque type (all-metal hexagon nuts), style 2 &#8211; Property classes 5, 8, 10 and 12 | Height of nut changed; width across flat according to ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "980 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 981\n\n**Fastener description:** Locknuts for use with rolling bearings\n\n> DIN 981 | | | Locknuts for use with rolling bearings |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "981", "fastener_description": "Locknuts for use with rolling bearings", "file": "981.md", "generated": true, "harvested": "2026-08-12", "id": "981", "source_quote": "DIN 981 | | | Locknuts for use with rolling bearings |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "981 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 982\n\n**Fastener description:** Prevailing torque type Hexagon Nuts with non-metallic insert\n\n**ISO equivalent:** 10512\n\n> DIN 982 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert | DIN 982 | ISO 10512 |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "982", "fastener_description": "Prevailing torque type Hexagon Nuts with non-metallic insert", "file": "982-2-2.md", "generated": true, "harvested": "2026-08-12", "id": "982-2-2", "iso_standard": "10512", "source_quote": "DIN 982 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert | DIN 982 | ISO 10512 |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 982\n\n**Fastener description:** Prevailing torque type hexagon nuts with non-metallic insert\n\n**ISO equivalent:** 10512\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Prevailing torque type hexagon nuts with non-metallic insert | 982 | 7040 | 27040 | | 7040 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1 &#8211; Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 982 | 10512 |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "982", "fastener_description": "Prevailing torque type hexagon nuts with non-metallic insert", "file": "982-2.md", "generated": true, "harvested": "2026-08-12", "id": "982-2", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "10512", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Prevailing torque type hexagon nuts with non-metallic insert | 982 | 7040 | 27040 | | 7040 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1 &#8211; Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included | Prevailing torque type hexagon nuts with non-metallic insert | 982 | 10512 |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 982\n\n**Fastener description:** Prevailing torque type Hexagon Nuts with non-metallic insert\n\n**ISO equivalent:** 7040\n\n> DIN 982 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "982", "fastener_description": "Prevailing torque type Hexagon Nuts with non-metallic insert", "file": "982-3.md", "generated": true, "harvested": "2026-08-12", "id": "982-3", "iso_standard": "7040", "source_quote": "DIN 982 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 982, 6924\n\n**Fastener description:** Insert height/torque windows.\n\n**ISO equivalent:** 7040, 10512\n\n**Interchangeability:** Check spec\n\n> DIN 982, 6924 | ISO 7040, 10512 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "982, 6924", "fastener_description": "Insert height/torque windows.", "file": "982-6924.md", "generated": true, "harvested": "2026-08-12", "id": "982-6924", "interchangeability": "Check spec", "iso_standard": "7040, 10512", "source_quote": "DIN 982, 6924 | ISO 7040, 10512 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "982, 6924 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 982\n\n**Fastener description:** Prevailing torque type hexagon nuts with non-metallic insert\n\n**ISO equivalent:** 7040\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Prevailing torque type hexagon nuts with non-metallic insert | 982 | 7040 | 27040 | | 7040 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1 &#8211; Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "982", "fastener_description": "Prevailing torque type hexagon nuts with non-metallic insert", "file": "982.md", "generated": true, "harvested": "2026-08-12", "id": "982", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "7040", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Prevailing torque type hexagon nuts with non-metallic insert | 982 | 7040 | 27040 | | 7040 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1 &#8211; Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "982 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 983\n\n**Fastener description:** Retaining Rings with lugs for use on shafts (external circlips)\n\n> DIN 983 | | | Retaining Rings with lugs for use on shafts (external circlips) |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "983", "fastener_description": "Retaining Rings with lugs for use on shafts (external circlips)", "file": "983.md", "generated": true, "harvested": "2026-08-12", "id": "983", "source_quote": "DIN 983 | | | Retaining Rings with lugs for use on shafts (external circlips) |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "983 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 985\n\n**Fastener description:** Thin pattern; verify heights.\n\n**ISO equivalent:** 10511\n\n**Interchangeability:** Check spec\n\n> DIN 985 | ISO 10511 | Check spec\n\nSource: <https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners>\n", "din_standard": "985", "fastener_description": "Thin pattern; verify heights.", "file": "985-2.md", "generated": true, "harvested": "2026-08-12", "id": "985-2", "interchangeability": "Check spec", "iso_standard": "10511", "source_quote": "DIN 985 | ISO 10511 | Check spec", "sources": ["https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners"], "stale_after": "2028-08-11", "title": "985 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "unverified_fields": "fastener_description", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 985\n\n**Fastener description:** Prevailing torque type Hexagon Thin Nuts with non-metallic insert\n\n**ISO equivalent:** 10511\n\n> DIN 985 | ISO 10511 | | Prevailing torque type Hexagon Thin Nuts with non-metallic insert |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "985", "fastener_description": "Prevailing torque type Hexagon Thin Nuts with non-metallic insert", "file": "985-3.md", "generated": true, "harvested": "2026-08-12", "id": "985-3", "iso_standard": "10511", "source_quote": "DIN 985 | ISO 10511 | | Prevailing torque type Hexagon Thin Nuts with non-metallic insert |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "985 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 985\n\n**Fastener description:** Prevailing torque type hexagon thin nuts with non-metallic insert\n\n**ISO equivalent:** 10511\n\n**Interchangeability:** Height of nut changed; width across flat according to ISO 272 included\n\n**Modification notes:** Height of nut changed; width across flat according to ISO 272 included\n\n> Prevailing torque type hexagon thin nuts with non-metallic insert | 985 | 10511 | | | 10511 | 1998-02 | Prevailing torque type hexagon, thin nuts (with non-metallic insert) | Height of nut changed; width across flat according to ISO 272 included |\n\nSource: <https://fullerfasteners.com/tech/din-iso-en-crossover-chart/>\n", "din_standard": "985", "fastener_description": "Prevailing torque type hexagon thin nuts with non-metallic insert", "file": "985.md", "generated": true, "harvested": "2026-08-12", "id": "985", "interchangeability": "Height of nut changed; width across flat according to ISO 272 included", "iso_standard": "10511", "modification_notes": "Height of nut changed; width across flat according to ISO 272 included", "source_quote": "Prevailing torque type hexagon thin nuts with non-metallic insert | 985 | 10511 | | | 10511 | 1998-02 | Prevailing torque type hexagon, thin nuts (with non-metallic insert) | Height of nut changed; width across flat according to ISO 272 included |", "sources": ["https://fullerfasteners.com/tech/din-iso-en-crossover-chart/"], "stale_after": "2028-08-11", "title": "985 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 986\n\n**Fastener description:** Prevailing torque type Hexagon Domed Cap Nuts with non-metallic insert\n\n> DIN 986 | | | Prevailing torque type Hexagon Domed Cap Nuts with non-metallic insert |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "986", "fastener_description": "Prevailing torque type Hexagon Domed Cap Nuts with non-metallic insert", "file": "986.md", "generated": true, "harvested": "2026-08-12", "id": "986", "source_quote": "DIN 986 | | | Prevailing torque type Hexagon Domed Cap Nuts with non-metallic insert |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "986 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}
{"asset": "fastener-thread-standard-equivalence", "body": "**DIN standard:** 988\n\n**Fastener description:** Shim Rings and supporting rings\n\n> DIN 988 | | | Shim Rings and supporting rings |\n\nSource: <https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards>\n", "din_standard": "988", "fastener_description": "Shim Rings and supporting rings", "file": "988.md", "generated": true, "harvested": "2026-08-12", "id": "988", "source_quote": "DIN 988 | | | Shim Rings and supporting rings |", "sources": ["https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards"], "stale_after": "2028-08-11", "title": "988 \u2014 Fastener standard equivalences: DIN to ISO / EN crossover", "type": "equivalence", "verified": true}