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Conical Spring Lock Washers - Type 1【Table 3】CW/1L、1H

JIS B 1251 (CW/1L、1H) - 2001

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 *Models with different eras.

Size
Φ3 Φ4 (Φ4.5) Φ5 Φ6 Φ8 Φ10 Φ12
d min
max
dc max
min
h Light Nominal Size
max
min
Heavy Nominal Size
max
min
H Light
Heavy
3.2 4.3 4.8 5.3 6.4 8.4 10.5 13
3.4 4.5 5 5.5 6.65 8.65 10.8 13.3
7 9 10 10 12.5 17 21 24
6.75 8.75 9.75 9.75 12.2 16.7 20.6 23.6
0.5 0.7 0.8 0.8 1 1.4 1.8 2.2
0.535 0.745 0.85 0.85 1.055 1.47 1.885 2.3
0.465 0.655 0.75 0.75 0.945 1.33 1.715 2.1
- - - - 1.2 1.8 2.2 2.5
- - - - 1.265 1.885 2.3 2.6
- - - - 1.135 1.715 2.1 2.4
0.75 0.95 1.05 1.1 1.35 1.85 2.3 2.7
- - - - 1.55 2.15 2.65 3.05
Size
(Φ14) Φ16 (Φ18) Φ20 (Φ22) Φ24 (Φ27) Φ30
d min
max
dc max
min
h Light Nominal Size
max
min
Heavy Nominal Size
max
min
H Light
Heavy
15 17 19 21 23 25 28 31
15.3 17.3 19.35 21.35 23.35 25.35 28.35 31.4
28 30 34 37 39 44 50 56
27.6 29.6 33.5 36.5 38.5 43.5 49.5 55.3
2.5 2.8 3 3.5 3.5 4 4.5 5
2.6 2.9 3.11 3.61 3.61 4.11 4.64 5.14
2.4 2.7 2.89 3.39 3.39 3.89 4.36 4.86
3 3.5 4 4.5 5 - - -
3.11 3.61 4.11 4.64 5.14 - - -
2.89 3.39 3.89 4.36 4.86 - - -
3.15 3.5 3.9 4.4 4.7 5.2 5.9 6.6
3.65 4.1 4.64 5.2 5.65 - - -

Alternative history

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