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SAE J403 J411 J404 J405 ASTM B211 B159 B99 QQN286

ASME B 18.21.2M - 1999 (R2014) 

Heavy Metric Helical Spring Lock Washers

SAE J403, J411, J404, J405, ASTM B211,

B159, B99, QQ-N-286

Size
2 2.5 3 3.5 4 5 6 8
d max
min
dc max
n min
h min
n1 min
2.20 2.70 3.21 3.76 4.26 5.26 6.29 8.36
2.05 2.55 3.06 3.58 4.08 5.08 6.10 8.13
4.44 5.29 6.24 6.76 7.64 9.07 12.12 15.22
1.02 1.19 1.40 1.40 1.57 1.78 2.79 3.30
0.64 0.79 1.02 1.02 1.19 1.42 1.96 2.46
0.71 0.83 0.98 0.98 1.1 1.25 1.95 2.31
Size
10 12 14 16 20 24 30 36
d max
min
dc max
n min
h min
n1 min
10.38 12.45 14.50 16.63 20.66 24.81 31.25 37.50
10.13 12.15 14.20 16.25 20.28 24.30 30.51 36.61
18.03 21.73 24.64 27.88 33.77 40.66 50.81 60.60
3.68 4.47 4.90 5.33 6.20 7.57 9.47 11.23
2.92 3.84 4.32 4.80 5.74 7.21 9.25 11.18
2.58 3.13 3.43 3.73 4.34 5.3 6.63 7.86

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