DIN 916HeadlessHexagon socket
DIN 916 M4 × 6 Headless
DIN 916 M4 × 6 is a socket set screw, cup point with a 6 mm nominal length, on a M4 × 0.7 mm metric thread. A headless grub screw with a cupped end that digs into the shaft. Common for locking collars, pulleys and knobs onto shafts.
Diameter4 mm
Length6 mm
Pitch0.7 mm
Socket size s2 mm
HeadHeadless
DriveHexagon socket
Dimensions
- Standard
- DIN 916
- Type
- Socket set screw, cup point
- Size
- M4 × 6
- Thread
- M4 × 0.7
- Length L
- 6 mm
- Socket size s
- 2 mm
- Drive
- Hexagon socket
- Head
- Headless
Nominal values in millimetres as published in DIN 916. Estimated weight 0.592 g per piece in steel (0.596 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.
Thread data
Full M4 thread pageDesignationM4 × 0.7
Pitch0.7 mm
Major Ø4 mm
Pitch Ø3.55 mm
Minor Ø ext3.14 mm
Tap drillØ 3.3 mm
Other lengthsDIN 916 M4
All M4 specificationsInterchangeability
DIN 916 is catalogued with ISO 4029 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.