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QJ 2378-1992
Countersunk raised head screws with cross recess
Nom
P
dk max
dk min
f
k max
No.
M
t min
t max
M2.5
0.45
4.7
4.4
0.6
1.5
1
3
1.5
1.85
M3
0.5
5.5
5.2
0.7
1.65
1
3.4
1.8
2.2
M4
0.7
8.4
8
1
2.7
2
5.2
2.7
3.2
M5
0.8
9.3
8.9
1.2
2.7
2
5.4
2.9
3.4
M6
1
11.3
10.9
1.4
3.3
3
7.3
3.5
4
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