DIN931 Hexagon Bolt Half Thread (MM)

CL 8.8, CL 10.9, Stainless Steel 304 (A2), Stainless Steel 316 (A4), Brass and Nylon

CL 8.8 comes in Black Oxide , Zinc Plated , Yellow Zinc and and Hot Dip Galvanized (HDG) finishing
CL 10.9 comes in Black Oxide finishing

Drop us an email if you have other coating or size requirement

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Catalog DIN931 Hexagon Bolts (MM SIZE)

Specifications (ISO 898-1)


Size M5 M6 M8 M10 M12 M14 M16 M18 M20 M22
Pitch 0.8 1.0 1.25 1.5 1.75 2.0 2.0 2.5 2.5 2.5
Width Across Flats (A/F) 8MM 10MM 13MM 17MM 19MM 22MM 24MM 27MM 30MM 32MM
Width Across Corners 8.79MM 11.05MM 14.38MM 17.77MM 20.03MM 24.49MM 26.75MM 30.14MM 33.53MM 37.72MM
Head Height 3.5MM 4MM 5.3MM 6.4MM 7.5MM 8.8MM 10MM 11.5MM 12.5MM 14MM
Length  40MM - 100MM 40MM - 150MM 40MM - 200MM 40MM - 250MM 40MM - 400MM 50MM - 200MM 50MM - 400MM 50MM - 300MM 60MM - 500MM 60MM - 500MM
Size M24 M27 M30 M33 M36 M39 M42 M45 M48
Pitch 3.0 3.0 3.5 3.5 4.0 4.0 4.5 4.5 5.0
Width Across Flats (A/F) 36MM 41MM 46MM 50MM 55MM 60MM 65MM 70MM 75MM
Width Across Corners 39.98MM 45.2MM 50.85MM 55.37MM 60.79MM 66.44MM 71.3MM 76.95MM 82.6MM
Head Height 15MM 17MM 18.7MM 21MM 22.5MM 25MM 26MM 28MM 30MM
Length  65MM - 500MM  75MM - 500MM  80MM - 500MM  100MM - 500MM  100MM - 500MM 100MM - 500MM 100MM - 500MM 100MM - 500MM 100MM - 500MM