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(Non-preferred) dimensions in parentheses.

Cross Recessed Raised Countersunk Head Wood Screws

JIS B 1112 - 1995

Display drawing:

日标JIS B1112 - 1995 JIS1112 1112JIS Cross Recessed Raised Countersunk Head Wood Screws
Screw Thread
d
2.1 2.4 2.7 3.1 3.5 3.8 4.1 4.5 4.8
Socket No.
ds Nominal Size
max
min
dk max=nominal size
min
k max=nominal size
min
M max
Penetration depth cross recess max
min
P
α +2°,0°
1 1 1 2 2 2 2 2 2
2.1 2.4 2.7 3.1 3.5 3.8 4.1 4.5 4.8
2.17 2.47 2.77 3.17 3.6 3.9 4.2 4.6 4.92
2.03 2.33 2.63 3.03 3.4 3.7 4 4.4 4.68
4.2 4.8 5.4 6.2 7 7.6 8.2 9 9.6
3.8 4.4 5 5.7 6.5 7.1 7.6 8.4 9
1.25 1.4 1.55 1.8 2 2.15 2.35 2.55 2.7
0.2 0.2 0.2 0.3 0.3 0.3 0.3 0.3 0.3
2.7 2.9 3.1 3.9 4.3 4.6 4.9 5.3 5.5
1.52 1.72 1.92 1.83 2.23 2.53 2.83 3.23 3.43
1.14 1.34 1.54 1.3 1.69 1.99 2.28 2.68 2.87
1 1.1 1.2 1.3 1.4 1.6 1.8 1.9 2.1
90° 90° 90° 90° 90° 90° 90° 90° 90°
Screw Thread
d
5.1 5.5 5.8 6.2 6.8 7.5 8 9.5
Socket No.
ds Nominal Size
max
min
dk max=nominal size
min
k max=nominal size
min
M max
Penetration depth cross recess max
min
P
α +2°,0°
3 3 3 3 3 4 4 4
5.1 5.5 5.8 6.2 6.8 7.5 8 9.5
5.22 5.62 5.92 6.32 6.95 7.65 8.15 9.65
4.98 5.38 5.68 6.08 6.65 7.35 7.85 9.35
10.2 11 11.6 12.4 13.6 15 16 19
9.6 10.4 10.9 11.7 12.9 14.3 15.2 18.2
2.85 3.05 3.2 3.5 3.8 4.15 4.4 5.15
0.3 0.3 0.4 0.4 0.4 0.4 0.4 0.4
6.5 6.8 7.1 7.4 7.9 9.2 9.5 10.5
3.16 3.46 3.76 4.06 4.56 4.85 5.15 6.15
2.6 2.9 3.19 3.48 3.97 4.31 4.6 5.58
2.2 2.4 2.6 2.7 3.1 3.3 3.3 3.8
90° 90° 90° 90° 90° 90° 90° 90°