ISO 4017Hexagon headExternal hexagon

ISO 4017 M22 × 70 Hexagon head

ISO 4017 M22 × 70 is a hexagon head bolt with a 70 mm nominal length, on a M22 × 2.5 mm metric thread. ISO version of the full thread hexagon head screw. Head dimensions are dimensionally compatible with DIN 933 for the same nominal size.

Dimensioned drawing — ISO 4017 M22 × 70k 14L 70⌀37.72⌀22
ISO 4017 M22 × 70 — Hexagon headNominal dimensions in mm · Not to scale
Diameter22 mm
Length70 mm
Pitch2.5 mm
Socket size s34 mm
Head height k14 mm
HeadHexagon head
DriveExternal hexagon

Dimensions

Standard
ISO 4017
Type
Hexagon head bolt
Size
M22 × 70
Length L
70 mm
Socket size s
34 mm
Head height k
14 mm
Drive
External hexagon
Head
Hexagon head

Nominal values in millimetres as published in ISO 4017. Estimated weight 208.883 g per piece in steel (210.213 g in stainless), calculated from the nominal geometry — real parts vary with tolerance and head chamfers.

DesignationM22 × 2.5
Pitch2.5 mm
Major Ø22 mm
Pitch Ø20.38 mm
Minor Ø ext18.93 mm
Tap drillØ 19.5 mm

Other lengthsISO 4017 M22

All M22 specifications

Interchangeability

ISO 4017 is catalogued with DIN 933 as its equivalent designation. Dimensions are compared field by field rather than assumed identical.