DIN 7346 — Spring-type straight pins, slotted, light duty — ISO 3337 or 13337 — sources disagree
What is the din standard for DIN 7346 — Spring-type straight pins, slotted, light duty — ISO 3337 or 13337 — sources disagree?
For DIN 7346, fastener description is Spring-type straight pins, slotted, light duty; iso equivalent is disputed: 3337 per fullerfasteners.com, 13337 per trfastenings.com; en iso number is 13337; date of current standard/modified is 2009-10; title of replacement standard is Spring-type straight pins – Slotted, light duty, verified against its source on 2026-10-12.
Spring-type straight pins, slotted, light duty | 7346 | 13337 | | | 3337 | 2009-10 | Spring-type straight pins – Slotted, light duty | Specification “non-jamming” included; chamfer redefined; partial change of dimensions |
— fullerfasteners.com, retrieved 2026-09-22
- DIN standard
- 7346 verified
- Fastener description
- Spring-type straight pins, slotted, light duty verified
- ISO equivalent
- 3337 sources disagree
- EN ISO number
- 13337 verified
- Date of current standard/modified
- 2009-10 verified
- Title of replacement standard
- Spring-type straight pins – Slotted, light duty verified
- Modification notes
- Specification “non-jamming” included; chamfer redefined; partial change of dimensions 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
fullerfasteners.com says iso equivalent is 3337, as of 2026-09-22.
Spring-type straight pins, slotted, light duty | 7346 | 13337 | | | 3337 | 2009-10 | Spring-type straight pins – Slotted, light duty | Specification “non-jamming” included; chamfer redefined; partial change of dimensions |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
trfastenings.com says iso equivalent is 13337, as of 2026-08-12.
DIN 7346 | ISO 13337 | | Spring-type Straight Pins; (roll pins) lightweight type |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
Sources
- fullerfasteners.comhttps://fullerfasteners.com/tech/din-iso-en-crossover-chart/
- trfastenings.comhttps://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards