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Unit:mm

Type 2, Grade A, Hexagon Nuts

JIS B 1181 - 1993

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日标JIS B1181 - 1993 JIS1181 1181JIS Type 2, Grade A, Hexagon Nuts
Thread Size
D
M5 M6 M8 M10 M12 M14 M16
P Coarse pitch
Fine pitch-1
Fine pitch-1
c max
min
da max
min
dw min
e min
m max
min
m1 min
m2 min
s max=nominal size
min
0.8 1 1.25 1.5 1.75 2 2
- - 1 1 1.5 - 1.5
- - - 1.25 1.25 1.5 -
0.5 0.5 0.6 0.6 0.6 0.6 0.8
0.15 0.15 0.15 0.15 0.15 0.15 0.2
5.75 6.75 8.75 10.8 13 15.1 17.3
5 6 8 10 12 14 16
6.88 8.88 11.63 14.63 16.63 19.64 22.49
8.79 11.05 14.38 17.77 20.03 23.36 26.75
5.1 5.7 7.5 9.3 12 14.1 16.4
4.8 5.4 7.14 8.94 11.57 13.4 15.7
3.84 4.32 5.71 7.15 9.26 10.72 12.56
3.36 3.78 5 6.26 8.1 9.38 10.99
8 10 13 16 18 21 24
7.78 9.78 12.73 15.73 17.73 20.67 23.67

Alternative history

JIS B 1181 - 1993 JIS B 1181 - 2004 JIS B 1181 - 2014
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