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ASME/ANSI B18.27.3-E-2005
Metric curved lock washers-Table E
Nom
d max
d min
h max
h min
H min
H max
dc
Φ2.8
1.96
1.85
0.28
0.22
0.64
0.89
9.53
Φ3.2
2.42
2.31
0.28
0.22
0.64
0.89
5.84
Φ3.6
2.57
2.46
0.28
0.22
0.56
0.81
5.16
Φ4
2.93
2.82
0.43
0.33
0.76
1.02
7.16
Ф4.4
3.21
3.1
0.43
0.33
0.81
1.07
7.92
Φ4.8
3.71
3.6
0.43
0.33
0.84
1.09
8.51
Φ5.6
4.73
4.62
0.43
0.33
1.09
1.47
11.1
Φ6.3
5.29
5.18
0.69
0.59
1.27
1.65
13.39
Φ7.9
6.22
6.07
0.69
0.59
1.27
1.65
12.7
Φ9.5
7.67
7.52
0.94
0.84
1.52
1.93
16.76
Φ11.1
9.58
9.43
0.94
0.84
1.52
1.93
15.24
Φ12.7
10.01
9.86
1.12
1.02
1.91
2.36
20.32
Φ15.9
12.27
12.06
1.12
1.02
2.03
2.49
23.88
Ф18.9
15.73
15.52
1.32
1.22
2.29
2.79
25.4
Φ19
15.73
15.52
1.32
1.22
2.29
2.79
25.4
Φ22.2
17.05
16.84
1.32
1.22
2.29
2.79
33.02
Φ25
20.96
20.75
1.32
1.22
2.24
2.84
38.1
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