Telephone 01202 478899
Home /
Standard Bolting /
Foundation Bolts /
Specials /
Quality /
Contact us
Loading
Dimensions for DIN931 Hex Head Bolt
*Thread lengths listed are a guide value for bolts under 125mm. For bolts longer than 125mm and shorter then 200mm add additional 6mm of thread.
For bolts 200mm and longer add 19mm to the thread lengths listed.
Diameter
Pitch
Thread Length*
Head Depth
Across Flats
M4
0.7mm
14mm
2.8mm
7mm
M5
0.8mm
16mm
3.5mm
8mm
M6
1.0mm
18mm
4mm
10mm
M7
1.0mm
20mm
4.8mm
11mm
M8
1.25mm
22mm
5.3mm
13mm
M10
1.5mm
26mm
6.4mm
17mm
M12
1.75mm
30mm
7.5mm
19mm
M14
2mm
14mm
8.8mm
22mm
M16
2mm
38mm
10mm
24mm
M18
2.5mm
42mm
11.5mm
27mm
M20
2.5mm
46mm
12.5mm
30mm
M22
2.5mm
50mm
14mm
32mm
M24
3.0mm
54mm
15mm
36mm
M27`
3.0mm
54mm
15mm
41mm
M30
3.5mm
66mm
18.7mm
46mm
M33
3.5mm
72mm
21mm
50mm
M36
4mm
78mm
22.5mm
55mm
M39
4mm
84mm
25mm
60mm
M42
4.5mm
90mm
26mm
65mm
M45
4.5mm
96mm
28mm
70mm
M48
5mm
102mm
30mm
75mm
Dimensions for DIN931 Hex Head Bolt
