ISO 4014 Hex Bolts — Partial Thread

DIN 931 Equivalent | Metric Hex Head Bolts with Shank

ISO 4014 defines partially threaded hex bolts with a plain shank section. The unthreaded grip length provides better shear resistance and precise positioning in structural and mechanical assemblies.

Quick Specifications

Thread Type
Partial
Head Style
Hex (6-sided)
Size Range
M5 – M64
Property Classes
8.8, 10.9, 12.9
DIN Equivalent
DIN 931

Dimensions

Size Pitch Head A/F (s) Head Height (k) Thread Length (b)
M6 1.0 10 mm 4.0 mm 18 mm
M8 1.25 13 mm 5.3 mm 22 mm
M10 1.5 17 mm 6.4 mm 26 mm
M12 1.75 19 mm 7.5 mm 30 mm
M16 2.0 24 mm 10.0 mm 38 mm
M20 2.5 30 mm 12.5 mm 46 mm

Materials & Finishes

Class 8.8 Steel
General purpose
Class 10.9 Steel
High strength
A2 Stainless
Corrosion resistant
Hot-Dip Galvanized
Outdoor/structural

Shop ISO 4014 Hex Bolts

Partial thread hex bolts in stock. Class 8.8, 10.9, stainless.

Browse Hex Bolts

Newsletter

A short sentence describing what someone will receive by subscribing