DIN 912 — Hexagon socket head cap screws — ISO 4762

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 head cap screws, as of 2026-08-12.

Hexagon socket head cap screws | 912 | 4762 | | | 4762 | 2004-06 | Hexagon socket head cap screws | Nominal size range changed; fine thread deleted (ISO 21269) |

https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

monsterbolts.com says fastener description is Primary SHCS spec (coarse)., as of 2026-08-12.

DIN 912 | ISO 4762 | Fully interchangeable

https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners

trfastenings.com says fastener description is Hexagon Socket Head Cap Screws (modified version of ISO 4762), as of 2026-08-12.

DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) | DIN 912 | ISO 21268 |

https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

trfastenings.com says fastener description is Hexagon Socket Head Cap Screws (modified version of ISO 4762), as of 2026-08-12.

DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) |

https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

ISO equivalent

fullerfasteners.com says iso equivalent is 4762, as of 2026-08-12.

Hexagon socket head cap screws | 912 | 4762 | | | 4762 | 2004-06 | Hexagon socket head cap screws | Nominal size range changed; fine thread deleted (ISO 21269) |

https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

monsterbolts.com says iso equivalent is 4762, as of 2026-08-12.

DIN 912 | ISO 4762 | Fully interchangeable

https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners

trfastenings.com says iso equivalent is 21268, as of 2026-08-12.

DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) | DIN 912 | ISO 21268 |

https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

trfastenings.com says iso equivalent is 4762, as of 2026-08-12.

DIN 912 | ISO 4762 | BS4168 | Hexagon Socket Head Cap Screws (modified version of ISO 4762) |

https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

Interchangeability

fullerfasteners.com says interchangeability is Nominal size range changed; fine thread deleted (ISO 21269), as of 2026-08-12.

Hexagon socket head cap screws | 912 | 4762 | | | 4762 | 2004-06 | Hexagon socket head cap screws | Nominal size range changed; fine thread deleted (ISO 21269) |

https://fullerfasteners.com/tech/din-iso-en-crossover-chart/

monsterbolts.com says interchangeability is Fully interchangeable, as of 2026-08-12.

DIN 912 | ISO 4762 | Fully interchangeable

https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners