ISO 4032Hexagon nutExternal hexagon
ISO 4032 M16 Hexagon nut
ISO 4032 M16 is a hexagon nut, on a M16 × 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.
Diameter16 mm
Pitch1.5 mm
Socket size s24 mm
Height m14.8 mm
DriveExternal hexagon
Dimensions
- Standard
- ISO 4032
- Type
- Hexagon nut
- Size
- M16
- Thread
- M16 × 1.5
- Socket size s
- 24 mm
- Height m
- 14.8 mm
- Drive
- External hexagon
Nominal values in millimetres as published in ISO 4032. Estimated weight 20.105 g per piece in steel (20.233 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.
Thread data
Full M16 thread pageDesignationM16 × 1.5 fine
Pitch1.5 mm
Major Ø16 mm
Pitch Ø15.03 mm
Minor Ø ext14.16 mm
Tap drillØ 14.5 mm
Other lengthsISO 4032 M16
All M16 specificationsInterchangeability
ISO 4032 is catalogued with DIN 934 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.