ISO 4161FlangeExternal hexagon
ISO 4161 M14 Flange
ISO 4161 M14 is a flange nut, on a M14 × 1.5 mm metric thread. A hex nut with a wide circular flange that spreads the clamping load and behaves like an integrated washer. Speeds up assembly versus nut + washer.
Diameter14 mm
Pitch1.5 mm
Socket size s18 mm
Height m14 mm
Flange Ø dc29.6 mm
HeadFlange
DriveExternal hexagon
Dimensions
- Standard
- ISO 4161
- Type
- Flange nut
- Size
- M14
- Thread
- M14 × 1.5
- Socket size s
- 18 mm
- Height m
- 14 mm
- Flange diameter dc
- 29.6 mm
- Drive
- External hexagon
- Head
- Flange
Nominal values in millimetres as published in ISO 4161. Estimated weight 6.209 g per piece in steel (6.249 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.
Thread data
Full M14 thread pageDesignationM14 × 1.5 fine
Pitch1.5 mm
Major Ø14 mm
Pitch Ø13.03 mm
Minor Ø ext12.16 mm
Tap drillØ 12.5 mm