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Hexagon Nuts, Finished, [Table JA.9]

JIS B 1181 - 2014

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日标JIS B1181 - 2014 JIS1181 1181JIS Hexagon Nuts, Finished, [Table JA.9]
Thread Size
d
M2 M2.5 M3 (M3.5) M4 M5 M6 (M7) M8 M10 M12 (M14) M16 (M18) M20
P Coarse thread
Fine pitch
m max
min
m1 max
min
s max
min
e ≈
da ≈
dw min
c ≈
0.4 0.45 0.5 0.6 0.7 0.8 1 1 1.25 1.5 1.75 2 2 2.5 2.5
- - - - - - - - 1 1.25 1.25 1.5 1.5 1.5 1.5
1.6 2 2.4 2.8 3.2 4 5 5.5 6.5 8 10 11 13 15 16
1.35 1.75 2.15 2.55 2.9 3.7 4.7 5.2 6.14 7.64 9.64 10.57 12.57 14.57 15.57
1.2 1.6 1.8 2 2.4 3.2 3.6 4.2 5 6 7 8 10 11 12
0.95 1.35 1.55 1.75 2.15 2.9 3.3 3.9 4.7 5.7 6.64 7.64 9.64 10.57 11.57
4 5 5.5 6 7 8 10 11 13 17 19 22 24 27 30
3.8 4.8 5.3 5.8 6.8 7.8 9.8 10.75 12.75 16.75 18.65 21.65 23.65 26.65 29.65
4.6 5.8 6.4 6.9 8.1 9.2 11.5 12.7 15 19.6 21.9 25.4 27.7 31.2 34.6
3.8 4.7 5.3 5.8 6.8 7.8 9.8 10.8 12.5 16.5 18 21 23 26 29
- - - - - 7.2 9 10 11.7 15.8 17.6 20.4 22.3 25.6 28.5
- - - - - 0.4 0.4 0.4 0.4 0.4 0.6 0.6 0.6 0.6 0.6
Thread Size
d
(M22) M24 (M27) M30 (M33) M36 (M39) M42 (M45) M48 (M52) M56 (M60) M64
P Coarse thread
Fine pitch
m max
min
m1 max
min
s max
min
e ≈
da ≈
dw min
c ≈
2.5 3 3 3.5 3.5 4 4 4.5 4.5 5 5 5.5 5.5 6
1.5 2 2 2 2 3 3 - - - - - - -
18 19 22 24 26 29 31 34 36 38 42 45 48 51
17.57 18.48 21.48 23.48 25.48 28.48 30.38 33.38 35.38 37.38 41.38 44.38 47.38 50.26
13 14 16 18 20 21 23 25 27 29 31 34 36 38
12.57 13.57 15.57 17.57 19.48 20.48 22.48 24.48 26.48 28.48 30.38 33.38 35.38 37.38
32 36 41 46 50 55 60 65 70 75 80 85 90 95
31.6 35.6 40.6 45.6 49.6 54.55 59.55 64.55 69.55 74.55 79.55 84.45 89.45 94.45
37 41.6 47.3 53.1 57.7 63.5 69.3 75 80.8 86.5 92.4 98.1 104 110
31 34 39 44 48 53 57 62 67 72 77 82 87 92
30.4 34.2 - - - - - - - - - - - -
0.6 0.6 - - - - - - - - - - - -

Alternative history

JIS B 1181 - 1993 JIS B 1181 - 2014
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93 Thick Hexagon Nuts (Special Purpose) - ISO Metric Coarse and Fine Thread - Finish A [UNI]
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