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Click Specification

Unit:mm

Black Washers - Normal Diameter. Metric Series - Form E

BS 4320 (E) - 1968

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英标BS 4320 (E) - 1968 BS4320 4320BS Black Washers - Normal Diameter. Metric Series - Form E
Size
M5 M6 (M7) M8 M10 M12 (M14) M16 (M18) M20 (M22) M24 (M27)
d Nominal Size
max
min
dc Nominal Size
max
min
h Nominal Size
max
min
5.5 6.6 7.6 9 11 14 16 18 20 22 24 26 30
5.8 7.0 8.0 9.4 11.5 14.5 16.5 18.5 20.6 22.6 24.6 26.6 30.6
5.5 6.6 7.6 9.0 11.0 14 16 18 20 22 24 26 30
10.0 12.5 14.0 17 21 24 28 30 34 37 39 44 50
10.0 12.5 14.0 17 21 24 28 30 34 37 39 44 50
9.2 11.7 13.2 16.2 20.2 23.2 27.2 29.2 32.8 35.8 37.8 42.8 48.8
1.0 1.6 1.6 1.6 2.0 2.5 2.5 3.0 3.0 3.0 3.0 4 4
1.2 1.9 1.9 1.9 2.3 2.8 2.8 3.6 3.6 3.6 3.6 4.6 4.6
0.8 1.3 1.3 1.3 1.7 2.2 2.2 2.4 2.4 2.4 2.4 3.4 3.4
Size
M30 (M33) M36 (M39) M42 (M45) M48 (M52) M56 (M60) M64 (M68)
d Nominal Size
max
min
dc Nominal Size
max
min
h Nominal Size
max
min
33 36 39 42 45 48 52 56 62 66 70 74
33.8 36.8 39.8 42.8 45.8 48.8 53 57 63 67 71 75
33 36 39 42 45 48 52 56 62 66 70 74
56 60 66 72 78 85 92 98 105 110 115 120
56 60 66 72 78 85 92 98 105 110 115 120
54.5 58.5 64.5 70.5 76.5 83 90 96 103 108 113 118
4 5 5 6 7 7 8 8 9 9 9 10
4.6 6.0 6.0 7.0 8.2 8.2 9.2 9.2 10.2 10.2 10.2 11.2
3.4 4.0 4.0 5.0 5.8 5.8 6.8 6.8 7.8 7.8 7.8 8.8
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