1440
For 1440, fastener description is Plain washers for clevis pins; product grade A; iso equivalent is 8738; en iso number is 28738; interchangeability is Nominal sizes changed; modification notes is Nominal sizes changed, verified against its source on 2026-08-12.
- DIN standard
- 1440 verified
- Fastener description
- Plain washers for clevis pins; product grade A verified
- ISO equivalent
- 8738 verified
- EN ISO number
- 28738 verified
- Interchangeability
- Nominal sizes changed verified
- Modification notes
- Nominal sizes changed verified
What the source says
1440 | | 28738 | | 8738 | 1992-10 | Plain washers for clevis pins; product grade A | Nominal sizes changed |
— fullerfasteners.com, retrieved 2026-08-12
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.
Fastener description
fullerfasteners.com says fastener description is Plain washers for clevis pins; product grade A, as of 2026-08-12.
1440 | | 28738 | | 8738 | 1992-10 | Plain washers for clevis pins; product grade A | Nominal sizes changed |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
trfastenings.com says fastener description is Medium type washers for pins, as of 2026-08-12.
DIN 1440 | ISO 8738 | | Medium type washers for pins |
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