DIN 931-1 — Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B — ISO 4014
What is the din standard for DIN 931-1 — Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B — ISO 4014?
For DIN 931-1, fastener description is Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B; iso equivalent is 4014; interchangeability is Nominal size extended; width across flats according to DIN ISO 272 included; modification notes is Nominal size extended; width across flats according to DIN ISO 272 included, verified against its source on 2026-08-12.
Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B | 931-1 | 4014 | 24014 | 4014 | 4014 | 2001-03 | Hexagon head bolts – Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |
— fullerfasteners.com, retrieved 2026-08-12
- DIN standard
- 931-1 verified
- Fastener description
- Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B verified
- ISO equivalent
- 4014 verified
- Interchangeability
- Nominal size extended; width across flats according to DIN ISO 272 included verified
- Modification notes
- Nominal size extended; width across flats according to DIN 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.
Fastener description
fullerfasteners.com says fastener description is Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B, as of 2026-08-12.
Hexagon head bolts with shank; M 1,6 to M 39 screw threads, Product grades A and B | 931-1 | 4014 | 24014 | 4014 | 4014 | 2001-03 | Hexagon head bolts – Product grades A and B | Nominal size extended; width across flats according to DIN ISO 272 included |
https://fullerfasteners.com/tech/din-iso-en-crossover-chart/
trfastenings.com says fastener description is M1,6 to M39 Hexagon Cap Screws partially threaded - product grades A and B, as of 2026-08-12.
DIN 931-1 | ISO 4014 | BS3692 | M1,6 to M39 Hexagon Cap Screws partially threaded - product grades A and B |
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