ISO 4032Hexagon nutExternal hexagon
ISO 4032 M12 Hexagon nut
ISO 4032 M12 is a hexagon nut, on a M12 × 1.5 mm metric thread. ISO equivalent of DIN 934. In practice these two are treated as interchangeable in purchasing for the common stock range.
Diameter12 mm
Pitch1.5 mm
Socket size s18 mm
Height m10.8 mm
DriveExternal hexagon
Dimensions
- Standard
- ISO 4032
- Type
- Hexagon nut
- Size
- M12
- Thread
- M12 × 1.5
- Socket size s
- 18 mm
- Height m
- 10.8 mm
- Drive
- External hexagon
Nominal values in millimetres as published in ISO 4032. Estimated weight 8.253 g per piece in steel (8.305 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.
Thread data
Full M12 thread pageDesignationM12 × 1.5 fine
Pitch1.5 mm
Major Ø12 mm
Pitch Ø11.03 mm
Minor Ø ext10.16 mm
Tap drillØ 10.5 mm
Other lengthsISO 4032 M12
All M12 specificationsInterchangeability
ISO 4032 is catalogued with DIN 934 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.