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Click Specification

Unit:mm

Cross Recessed Hexagon Head Tapping Screws [Annex Attached Table 2]

JIS B 1123 (AAT2) - 1996

Display drawing:

日标JIS B1123 (AAT2) - 1996 JIS1123 1123JI Cross Recessed Hexagon Head Tapping Screws [Annex Attached Table 2]
Nominal Diameter
3 3.5 4 4.5 5 6 8
s max=nominal size
min
e min
k Nominal Size
max
min
r max
m Ref.
Penetration depth Cross recess max
min
Socket No.
5 5.5 7 7 8 10 12
4.8 5.3 6.8 6.8 7.8 9.8 11.75
5.5 6.05 7.7 7.7 8.7 10.9 13.1
1.6 2.3 2.5 2.7 3 3.5 5
1.7 2.4 2.6 2.8 3.1 3.65 5.15
1.5 2.2 2.4 2.6 2.9 3.35 4.85
0.4 0.4 0.5 0.5 0.6 0.7 0.9
2.5 3.6 4.1 4.3 4.5 6.3 7.3
1.32 1.43 1.93 2.13 2.33 2.86 3.86
0.95 0.91 1.4 1.59 1.8 2.3 3.2
1 2 2 2 2 3 3

Alternative history

JIS B 1123AAT2 - 1996 JIS 1123JA4 - 2015
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