DIN 125 — Washer, Plain — ISO 7089, 7090 or 7090 or 7089 — sources disagree
What is the din standard for DIN 125 — Washer, Plain — ISO 7089, 7090 or 7090 or 7089 — sources disagree?
For DIN 125, fastener description is Washer, Plain; iso equivalent is disputed: 7089, 7090 per monsterbolts.com, 7090 per trfastenings.com, 7089 per trfastenings.com; interchangeability is Fully interchangeable; variant note is Normal vs chamfered faces, verified against its source on 2026-10-12.
Washer, Plain | DIN 125 | ISO 7089, 7090 | Fully interchangeable | Normal vs chamfered faces.
— monsterbolts.com, retrieved 2026-09-21
- DIN standard
- 125 verified
- Fastener description
- Washer, Plain verified
- ISO equivalent
- 7089, 7090 sources disagree
- Interchangeability
- Fully interchangeable verified
- Variant note
- Normal vs chamfered faces. verified
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
ISO equivalent
monsterbolts.com says iso equivalent is 7089, 7090, as of 2026-09-21.
Washer, Plain | DIN 125 | ISO 7089, 7090 | Fully interchangeable | Normal vs chamfered faces.
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
trfastenings.com says iso equivalent is 7090, as of 2026-08-12.
DIN 125 | ISO 7090 | | Washers; medium type, primarily for hexagon bolts |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
trfastenings.com says iso equivalent is 7089, as of 2026-08-12.
DIN 125 | ISO 7089 | | Washers; medium type, primarily for hexagon bolts |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
Sources
- monsterbolts.comhttps://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
- trfastenings.comhttps://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards