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Spring Washers - Heavy Type 【Table 2】SW/No.3

JIS B 1251 (SW/No.3) - 2001

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 *Models with different eras.

Size
Φ6 (Φ7) Φ8 Φ10 Φ12 (Φ14) Φ16 (Φ18) Φ20 (Φ22) Φ24 (Φ27)
d max
min
n min
h min
dc max
H (≈2h)
6.5 7.5 8.7 10.7 12.8 14.8 17 19 21 23.5 25.5 28.7
6.1 7.1 8.2 10.2 12.2 14.2 16.2 18.2 20.2 22.5 24.5 27.5
2.7 2.8 3.3 3.9 4.4 4.8 5.3 5.9 6.4 7.1 7.6 8.6
1.9 2 2.5 3 3.6 4.2 4.8 5.4 6 6.8 7.2 8.3
12.2 13.4 15.6 18.8 21.9 24.7 28.2 31.4 34.4 38.3 41.3 46.7
3.8 4 5 6 7.2 8.4 9.6 10.8 12 13.6 14.4 16.6

Alternative history

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