Dimension drawing
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GOST 28963-1991
Hexagon socket button head screws
Nom
P
da max
dk max
dk min
e min
k max
k min
r min
s max
s min
t min
M3
0.5
3.6
5.7
5.4
2.3
1.65
1.4
0.1
2.045
2.02
1.04
M4
0.7
4.7
7.6
7.24
2.87
2.2
1.95
0.2
2.56
2.52
1.3
M5
0.8
5.7
9.5
9.14
3.44
2.75
2.5
0.2
3.071
3.02
1.56
M6
1
6.8
10.5
10.07
4.58
3.3
3
0.25
4.084
4.02
2.08
M8
1.25
9.2
14
13.57
5.72
4.4
4.1
0.4
5.084
5.02
2.6
M10
1.5
11.2
17.5
17.07
6.86
5.5
5.2
0.4
6.095
6.02
3.12
M12
1.75
13.7
21
20.48
9.15
6.6
6.24
0.6
8.115
8.025
4.16
M16
2
17.7
28
27.48
11.43
8.8
8.44
0.6
10.115
10.025
5.2
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