# DIN 912 — DIN / ISO / BS fastener equivalents and the sizes where they are not interchangeable

For DIN 912, iso standard is ISO 4762; part is Socket Head Cap Screw, Coarse; interchangeability verdict is Fully interchangeable, verified against its source on 2026-08-05.

- **DIN standard:** DIN 912 _(verified: appears in the quote below)_
- **ISO standard:** ISO 4762 _(verified: appears in the quote below)_
- **Part:** Socket Head Cap Screw, Coarse _(verified: appears in the quote below)_
- **Interchangeability verdict:** Fully interchangeable _(verified: appears in the quote below)_
- **BS standard:** BS4168 _(per trfastenings.com, not stated by the source above)_

## What the source says

> Socket Head Cap Screw, Coarse | DIN 912 | ISO 4762 | Fully interchangeable | Primary SHCS spec (coarse).

## 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.

### Part

monsterbolts.com says part is **Socket Head Cap Screw, Coarse**, as of 2026-08-05.

> Socket Head Cap Screw, Coarse | DIN 912 | ISO 4762 | Fully interchangeable | Primary SHCS spec (coarse).

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

trfastenings.com says part is **Hexagon Socket Head Cap Screws (modified version of ISO 4762)**, as of 2026-08-05.

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

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


## Source

- https://monsterbolts.com/pages/common-din-numbers-for-metric-fasteners
- https://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

Last verified: 2026-08-05. Review by: 2029-08-04.
Part of [DIN / ISO / BS fastener equivalents and the sizes where they are not interchangeable](https://referencesource.org/fastener-standard-interchangeability-exceptions/).