Hexagon head thick shank half thread bolt

DIN931

Diameter range: M4-M36 Length range: 25mm-310mm

standard

DIN German standard

head shape

Hexagon (single chamfer)

Thread

Partial / Full Thread

(mm)M68M72M76M80M90M100M110M125M140M160
P6666666668
da(max)7579838797107117132147167
ds(max)6872768890100110125140160
ds(min)67.2671.2675.2679.2689.1399.13109.13124139159
e(min)110.51116.16121.81127.46144.08161.02172.32200.57220.8254.7
k(min)42.544.547.549.556.462.468.478.487.399.3
k(max)43.545.548.550.557.663.669.679.688.7100.7
r(min)22222.52.52.52.52.52.5
s(max)100105110115130145155180200230
s(min)97.8102.8107.8112.8127.5142.5152.5177.5195.4225.4

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