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JIS B2706-2001
Single coil conical spring washers
Nom
d max
d min
dc max
dc min
h max
h min
H max
H min
Φ4.2
4.38
4.2
8
7.78
0.325
0.275
0.65
0.5
Ф5.2
5.38
5.2
10
9.78
0.425
0.375
0.8
0.65
Ф6.2
6.42
6.2
12.5
12.23
0.53
0.47
0.95
0.8
Ф7.2
7.42
7.2
14
13.73
0.53
0.47
1
0.85
Ф8.2
8.42
8.2
16
15.73
0.63
0.57
1.15
1
Ф9.2
9.42
9.2
18
17.73
0.74
0.66
1.3
1.15
Ф10.2
10.47
10.2
20
19.67
0.84
0.76
1.5
1.27
Ф11.2
11.47
11.2
22.5
22.17
0.84
0.76
1.6
1.37
Ф12.2
12.47
12.2
25
24.67
0.94
0.86
1.75
1.52
Ф14.2
14.47
14.2
28
27.67
1.05
0.95
1.95
1.72
Ф16.3
16.57
16.3
31.5
31.11
1.25
1.15
2.25
2.02
Ф18.3
18.63
18.3
35.5
35.11
1.25
1.15
2.4
2.1
Ф20.4
20.73
20.4
40
39.61
1.66
1.54
2.95
2.65
Ф22.4
22.73
22.4
45
44.61
1.87
1.73
3.3
3
Φ25.4
25.73
25.4
50
49.61
2.07
1.93
3.6
3.3
Ф28.5
28.83
28.5
56
55.54
2.07
1.93
3.9
3.45
Φ31
31.39
31
63
62.54
2.58
2.42
4.55
4.1
Φ36
36.39
36
71
70.54
2.58
2.42
4.8
4.35
Φ41
41.39
41
80
79.54
3.08
2.92
5.6
5.15
Φ46
46.39
46
90
89.46
3.59
3.41
6.3
5.85
Φ51
51.46
51
100
99.46
3.59
3.41
6.6
6
Φ57
57.46
57
112
111.46
4.09
3.91
7.5
6.9
Φ64
64.46
64
125
124.37
5.09
4.91
8.8
8.2
Φ72
72.46
72
140
139.37
5.09
4.91
9.3
8.7
Φ82
82.54
82
160
159.37
6.1
5.9
10.8
10.2
Φ92
92.54
92
180
179.37
6.1
5.9
11.4
10.8
Φ102
102.54
102
200
199.28
8.1
7.9
13.9
13.3
Φ112
112.54
112
225
224.28
8.1
7.9
14.8
14.2
Ф127
127.63
127
250
249.28
10.12
9.88
17.3
16.7
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