DIN 6924 — Prevailing torque type hexagon nuts with non-metallic insert — ISO 7040 or 10512 — sources disagree
What is the din standard for DIN 6924 — Prevailing torque type hexagon nuts with non-metallic insert — ISO 7040 or 10512 — sources disagree?
For DIN 6924, fastener description is Prevailing torque type hexagon nuts with non-metallic insert; iso equivalent is disputed: 7040 per fullerfasteners.com, 10512 per fullerfasteners.com, 10512 per trfastenings.com, 1 more; en iso number is 7040; date of current standard/modified is 1998-02; title of replacement standard is Prevailing torque type hexagon nuts (with non-metallic insert), style 1 – Property classes 5, 8 and 10, verified against its source on 2026-10-12.
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 – Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included |
— fullerfasteners.com, retrieved 2026-09-22
- DIN standard
- 6924 verified
- Fastener description
- Prevailing torque type hexagon nuts with non-metallic insert verified
- ISO equivalent
- 7040 sources disagree
- EN ISO number
- 7040 verified
- Date of current standard/modified
- 1998-02 verified
- Title of replacement standard
- Prevailing torque type hexagon nuts (with non-metallic insert), style 1 – Property classes 5, 8 and 10 verified
- Modification notes
- Height of nut changed; width across flat according to ISO 272 included 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 7040, as of 2026-09-22.
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 – Property classes 5, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
fullerfasteners.com says iso equivalent is 10512, as of 2026-09-22.
Prevailing torque type hexagon nuts with non-metallic insert | 6924 | 10512 | 30512 | | 10512 | 1998-02 | Prevailing torque type hexagon nuts (with non-metallic insert), style 1, with metric fine pitch thread – Property classes 6, 8 and 10 | Height of nut changed; width across flat according to ISO 272 included |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
trfastenings.com says iso equivalent is 10512, as of 2026-08-12.
DIN 6924 | ISO 10512 | | Prevailing torque type Hexagon Nuts with non-metallic insert |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
trfastenings.com says iso equivalent is 7040, as of 2026-08-12.
DIN 6924 | ISO 7040 | | Prevailing torque type Hexagon Nuts with non-metallic insert |
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