7991
For 7991, fastener description is Hexagon socket countersunk head screws; iso equivalent is 10462; en iso number is 10642, verified against its source on 2026-08-12.
- DIN standard
- 7991 verified
- Fastener description
- Hexagon socket countersunk head screws verified
- ISO equivalent
- 10462 verified
- EN ISO number
- 10642 verified
- Interchangeability
- Check spec per monsterbolts.com
What the source says
7991 | 10642 | | | 10462 | 2004-06 | Hexagon socket countersunk head screws |
— 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 Hexagon socket countersunk head screws, as of 2026-08-12.
7991 | 10642 | | | 10462 | 2004-06 | Hexagon socket countersunk head screws |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
monsterbolts.com says fastener description is Head angle/height differences exist., as of 2026-08-12.
DIN 7991 | ISO 10642 | Check spec
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
trfastenings.com says fastener description is Hexagon Socket Countersunk Head Cap Screws, as of 2026-08-12.
DIN 7991 | ISO 10642 | BS4168 | Hexagon Socket Countersunk Head Cap Screws |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
ISO equivalent
fullerfasteners.com says iso equivalent is 10462, as of 2026-08-12.
7991 | 10642 | | | 10462 | 2004-06 | Hexagon socket countersunk head screws |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
monsterbolts.com says iso equivalent is 10642, as of 2026-08-12.
DIN 7991 | ISO 10642 | Check spec
https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
trfastenings.com says iso equivalent is 10642, as of 2026-08-12.
DIN 7991 | ISO 10642 | BS4168 | Hexagon Socket Countersunk Head Cap Screws |
https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards
Sources
- fullerfasteners.comhttps://fullerfasteners.com/tech/din-iso-en-crossover-chart/
- monsterbolts.comhttps://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
- trfastenings.comhttps://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards