双耳止动垫圈 （摘自GB 855-88）
垫圈规格为2.5～48mm的双耳止动垫圈。
标记示例：
规格10mm、材料为Q215、经退火、表面氧化的双耳止动垫圈的标记：
垫圈 GB 855 10
垫圈规格,2.5～48mm的双耳止动垫圈：
|
规格
(螺纹大径)
|
d
|
D
|
L
|
L1
|
B
|
S
|
r
|
|
max
|
min
|
max
|
min
|
公称
|
min
|
max
|
公称
|
min
|
max
|
|
2.5
|
2.95
|
2.7
|
5
|
4.7
|
10
|
9.71
|
10.29
|
4
|
3.76
|
4.24
|
3
|
0.4
|
1
|
|
3
|
3.5
|
3.2
|
5
|
4.7
|
12
|
11.65
|
12.35
|
5
|
4.76
|
5.24
|
4
|
0.4
|
1
|
|
4
|
4.5
|
4.2
|
8
|
7.64
|
14
|
13.65
|
14.35
|
7
|
6.71
|
7.29
|
5
|
0.4
|
1
|
|
5
|
5.6
|
5.3
|
9
|
8.64
|
16
|
15.65
|
16.35
|
8
|
7.71
|
8.29
|
6
|
0.5
|
1
|
|
6
|
6.76
|
6.4
|
11
|
10.57
|
18
|
17.65
|
18.35
|
9
|
8.71
|
9.29
|
7
|
0.5
|
1
|
|
8
|
8.76
|
8.4
|
14
|
13.57
|
20
|
19.58
|
20.42
|
11
|
10.65
|
11.35
|
8
|
0.5
|
2
|
|
10
|
10.93
|
10.5
|
17
|
16.57
|
22
|
21.58
|
22.42
|
13
|
12.65
|
13.35
|
10
|
0.5
|
2
|
|
12
|
13.43
|
13
|
22
|
21.48
|
28
|
27.58
|
28.42
|
16
|
15.65
|
16.35
|
12
|
1
|
2
|
|
(14)
|
15.43
|
15
|
22
|
21.48
|
28
|
27.58
|
28.42
|
16
|
15.65
|
16.35
|
12
|
1
|
2
|
|
16
|
17.43
|
17
|
27
|
26.48
|
32
|
31.5
|
32.5
|
20
|
19.58
|
20.42
|
15
|
1
|
2
|
|
(18)
|
19.52
|
19
|
32
|
31.38
|
36
|
35.5
|
36.5
|
22
|
21.58
|
22.42
|
18
|
1
|
3
|
|
20
|
21.52
|
21
|
32
|
31.38
|
36
|
35.5
|
36.5
|
22
|
21.58
|
22.42
|
18
|
1
|
3
|
|
(22)
|
23.52
|
23
|
36
|
35.38
|
42
|
41.5
|
42.5
|
25
|
24.58
|
25.42
|
20
|
1
|
3
|
|
24
|
25.52
|
25
|
36
|
35.38
|
42
|
41.5
|
42.5
|
25
|
24.58
|
25.42
|
20
|
1
|
3
|
|
(27)
|
28.52
|
28
|
41
|
40.38
|
48
|
47.5
|
48.5
|
30
|
29.58
|
30.42
|
24
|
1.5
|
3
|
|
30
|
31.62
|
31
|
46
|
45.38
|
52
|
51.4
|
52.6
|
32
|
31.50
|
32.50
|
26
|
1.5
|
3
|
|
36
|
37.62
|
37
|
55
|
54.26
|
62
|
61.4
|
62.6
|
38
|
37.50
|
38.50
|
30
|
1.5
|
3
|
|
42
|
43.62
|
43
|
65
|
64.26
|
70
|
69.4
|
70.6
|
44
|
43.50
|
44.50
|
35
|
1.5
|
4
|
|
48
|
50.62
|
50
|
75
|
74.26
|
80
|
79.4
|
80.6
|
50
|
49.50
|
50.50
|
40
|
1.5
|
4
|
注：尽可能不采用括号内的规格。
