B型密封腔体用橡胶防尘封圈的尺寸及公差 (摘自GB/T 10708.3-1989) (mm)
d
|
D
|
L1
|
d1
|
极限偏差
|
D2
（S7）
|
S
（±0.15）
|
l1
|
d
|
D
|
L1
|
d1
|
极限偏差
|
D2
（S7）
|
S
（±0.15）
|
l1
|
6
|
14
|
5
|
4.6
|
±0.15
|
14
|
3.5
|
|
63
|
73
|
7
|
61
|
±0.25
|
73
|
4.3
|
|
8
|
16
|
6.6
|
16
|
70
|
80
|
68
|
±0.35
|
80
|
10
|
18
|
8.6
|
18
|
80
|
90
|
78
|
90
|
12
|
22
|
7
|
10.5
|
±0.25
|
22
|
4.3
|
|
90
|
100
|
88
|
100
|
14
|
24
|
12.5
|
24
|
100
|
115
|
9
|
97.5
|
±0.45
|
115
|
6.5
|
|
16
|
26
|
14.5
|
26
|
110
|
125
|
107.5
|
125
|
18
|
28
|
16.5
|
28
|
125
|
140
|
122.5
|
140
|
20
|
30
|
18.5
|
30
|
140
|
155
|
137.5
|
155
|
22
|
32
|
20.5
|
32
|
160
|
175
|
157.5
|
175
|
25
|
35
|
23.5
|
35
|
180
|
195
|
177.5
|
±0.60
|
195
|
28
|
38
|
26.5
|
38
|
200
|
215
|
197.5
|
215
|
32
|
42
|
30
|
42
|
220
|
240
|
12
|
217
|
240
|
8.7
±0.15
|
|
36
|
46
|
34
|
46
|
250
|
270
|
247
|
270
|
40
|
50
|
38
|
50
|
280
|
300
|
377
|
±0.90
|
300
|
45
|
55
|
43
|
55
|
320
|
340
|
317
|
340
|
50
|
60
|
48
|
60
|
360
|
380
|
357
|
380
|
60
|
70
|
58
|
70
|
|
|
|
|
