# DIN 964 — DIN / ISO / BS fastener equivalents and the sizes where they are not interchangeable

For DIN 964, iso standard is ISO 2010; part is Slotted Raised Countersunk; interchangeability verdict is Check spec, verified against its source on 2026-08-05.

- **DIN standard:** DIN 964 _(verified: appears in the quote below)_
- **ISO standard:** ISO 2010 _(verified: appears in the quote below)_
- **Part:** Slotted Raised Countersunk _(verified: appears in the quote below)_
- **Interchangeability verdict:** Check spec _(verified: appears in the quote below)_
- **BS standard:** BS3692 _(per trfastenings.com, not stated by the source above)_

## What the source says

> Slotted Raised Countersunk | DIN 964 | ISO 2010 | Check spec | Raised profile may differ slightly.

## 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 **Slotted Raised Countersunk**, as of 2026-08-05.

> Slotted Raised Countersunk | DIN 964 | ISO 2010 | Check spec | Raised profile may differ slightly.

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

trfastenings.com says part is **Slotted Raised Countersunk Oval Head Screws**, as of 2026-08-05.

> DIN 964 | ISO 2010 | BS3692 | Slotted Raised Countersunk Oval Head Screws |

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/).