ISO 4762Socket head (cylindrical)Hexagon socket

ISO 4762 M12 × 50 Socket head (cylindrical)

ISO 4762 M12 × 50 is a socket head cap screw with a 50 mm nominal length, on a M12 × 1.5 mm metric thread. The ISO version of the metric socket head cap screw. Dimensionally very close to DIN 912, with small differences in nominal head height across some sizes.

Dimensioned drawing — ISO 4762 M12 × 50k 12L 50⌀18⌀12
ISO 4762 M12 × 50 — Socket head (cylindrical)Nominal dimensions in mm · Not to scale
Diameter12 mm
Length50 mm
Pitch1.5 mm
Socket size s10 mm
Head Ø dk18 mm
HeadSocket head (cylindrical)
DriveHexagon socket

Dimensions

Standard
ISO 4762
Type
Socket head cap screw
Size
M12 × 50
Length L
50 mm
Socket size s
10 mm
Head diameter dk
18 mm
Head height k
12 mm
Thread length b
36 mm
Drive
Hexagon socket
Head
Socket head (cylindrical)

Nominal values in millimetres as published in ISO 4762. Estimated weight 68.362 g per piece in steel (68.797 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.

DesignationM12 × 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 4762 M12

All M12 specifications

Interchangeability

ISO 4762 is catalogued with DIN 912 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.