ISO 4762Socket head (cylindrical)Hexagon socket

ISO 4762 M10 × 40 Socket head (cylindrical)

ISO 4762 M10 × 40 is a socket head cap screw with a 40 mm nominal length, on a M10 × 1.25 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 M10 × 40k 10L 40⌀16⌀10
ISO 4762 M10 × 40 — Socket head (cylindrical)Nominal dimensions in mm · Not to scale
Diameter10 mm
Length40 mm
Pitch1.25 mm
Socket size s8 mm
Head Ø dk16 mm
HeadSocket head (cylindrical)
DriveHexagon socket

Dimensions

Standard
ISO 4762
Type
Socket head cap screw
Size
M10 × 40
Length L
40 mm
Socket size s
8 mm
Head diameter dk
16 mm
Head height k
10 mm
Thread length b
32 mm
Drive
Hexagon socket
Head
Socket head (cylindrical)

Nominal values in millimetres as published in ISO 4762. Estimated weight 40.445 g per piece in steel (40.702 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.

DesignationM10 × 1.25 fine
Pitch1.25 mm
Major Ø10 mm
Pitch Ø9.19 mm
Minor Ø ext8.47 mm
Tap drillØ 8.75 mm

Other lengthsISO 4762 M10

All M10 specifications

Interchangeability

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