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DIN 137B Wave Washers

DIN 137B Equivalents

UNI 8840B CSN 21733

DIN 137B Wave Washers
Spring Wave Washers, Form B

DIN 137 B Dimensions

Nominal
size		 For thread d1 H14 d2 js16 s h min. h max. Weight kg/1000pcs
3 M3 3.2 8 0.5 ± 0.05 0.8 1.6 0.166
3.5 M3.5 3.7 8 0.5 ± 0.05 0.9 1.8 0.154
4 M4 4.3 9 0.5 ± 0.05 1 2 0.193
5 M5 5.3 11 0.5 ± 0.05 1.1 2.2 0.286
6 M6 6.4 12 0.5 ± 0.05 1.3 2.6 0.318
7 M7 7.4 14 0.8 ± 0.06 1.5 3 0.7
8 M8 8.4 15 0.8 ± 0.06 1.5 3 0.762
10 M10 10.5 21 1 ± 0.07 2.1 4.2 2.04
12 M12 13 24 1.2 ± 0.07 2.5 5 3.01
14 M14 15 28 1.6 ± 0.08 3 6 5.51
16 M16 17 30 1.6 ± 0.08 3.2 6.4 6.03
18 M18 19 34 1.6 ± 0.08 3.3 6.6 7.84
20 M20 21 36 1.6 ± 0.08 3.7 7.4 8.43
22 M22 23 40 1.8 ± 0.1 3.9 7.8 11.9
24 M24 25 44 1.8 ± 0.1 4.1 8.2 14.5
27 M27 28 50 2 ± 0.1 4.7 9.4 21.1
30 M30 31 56 2.2 ± 0.1 5 10 29.5
33 M33 34 60 2.2 ± 0.1 5.3 10.6 33.1
36 M36 37 68 2.5 ± 0.15 5.8 11.6 50.2