DINReplaced → ISO 4032Draft · single source
DIN 934
Hexagon nuts
Replaced by
ISO 4032Current · Reviewed
Not identical: the width across flats differs for M10 (DIN 17 → ISO 16 mm), M12 (19 → 18 mm), M14 (22 → 21 mm) and M22 (32 → 34 mm); other sizes are unchanged. Other dimensions (e.g. head or nut height) can also differ.
The dimension table is published under the successor.
What changed · s
| Size | DIN 934 | ISO 4032 | Δ |
|---|---|---|---|
| M10 | 17 | 16 | −1 |
| M12 | 19 | 18 | −1 |
| M14 | 22 | 21 | −1 |
| M22 | 32 | 34 | +2 |
Source: Würth DIN→ISO changeover list · mm
Still valid from this record
- Head · drive
- External hexagon (spanner)
- Thread
- Metric ISO coarse thread · 6H
- Steel
- 6 · 8 · 10 · 12
- Stainless
- A2 · A4
- Other
- Brass · Copper · Aluminium · Plastic Pa
Cross-references
- ISO 4032
- replaced by
- CSN 021401
- national · CZ
- PN 82144
- national · PL
- UNI 5588
- national · IT
- EU 24032
- national
Why no table here
The source publishes one identical table for DIN 934, ISO 4032. It matches the official ISO 4032 preview, so it is published under ISO 4032 only (DIN→ISO change: nut height and 4 widths across flats, per Würth).
Status source: fasteners.eu, Otto Roth · Accessed 2026-09-23
All 9 standards of this type →