液压、气动用O形橡胶密封圈尺寸及公差(GB/T 3452.1—2005) |
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一般应用的 O 形圈内径、截面直径尺寸和公差(G系列) mm |
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d1 |
d2 |
d1 |
d2 |
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尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
1.8 |
0.13 |
× |
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7.1 |
0.16 |
× |
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|
2 |
0.13 |
× |
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7.5 |
0.17 |
× |
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|
2.24 |
0.13 |
× |
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|
8 |
0.17 |
× |
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|
2.5 |
0.13 |
× |
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8.5 |
0.17 |
× |
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2.8 |
0.13 |
× |
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|
8.75 |
0.18 |
× |
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|
3.15 |
0.14 |
× |
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|
9 |
0.18 |
× |
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|
3.55 |
0.14 |
× |
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|
9.5 |
0.18 |
× |
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|
3.75 |
0.14 |
× |
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|
9.75 |
0.18 |
× |
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|
4 |
0.14 |
× |
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|
10 |
0.19 |
× |
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|
4.5 |
0.15 |
× |
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10.6 |
0.19 |
× |
× |
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|
4.75 |
0.15 |
× |
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|
11.2 |
0.20 |
× |
× |
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|
4.87 |
0.15 |
× |
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|
11.6 |
0.20 |
× |
× |
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|
5 |
0.15 |
× |
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11.8 |
0.19 |
× |
× |
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|
5.15 |
0.15 |
× |
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|
12.1 |
0.21 |
× |
× |
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|
5.3 |
0.15 |
× |
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|
12.5 |
0.21 |
× |
× |
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|
5.6 |
0.16 |
× |
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|
12.8 |
0.21 |
× |
× |
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|
6 |
0.16 |
× |
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|
13.2 |
0.21 |
× |
× |
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6.3 |
0.16 |
× |
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|
14 |
0.22 |
× |
× |
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6.7 |
0.16 |
× |
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|
14.5 |
0.22 |
× |
× |
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6.9 |
0.16 |
× |
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|
15 |
0.22 |
× |
× |
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|
d1 |
d2 |
d1 |
d2 |
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尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
15.5 |
0.23 |
× |
× |
|
|
|
46.2 |
0.45 |
× |
× |
× |
× |
|
16 |
0.23 |
× |
× |
|
|
|
47.5 |
0.46 |
× |
× |
× |
× |
|
17 |
0.24 |
× |
× |
|
|
|
48.7 |
0.47 |
× |
× |
× |
× |
|
18 |
0.25 |
× |
× |
× |
|
|
50 |
0.48 |
× |
× |
× |
× |
|
19 |
0.25 |
× |
× |
× |
|
|
51.5 |
0.49 |
|
× |
× |
× |
|
20 |
0.26 |
× |
× |
× |
|
|
53 |
0.50 |
|
× |
× |
× |
|
20.6 |
0.26 |
× |
× |
× |
|
|
54.5 |
0.51 |
|
× |
× |
× |
|
21.2 |
0.27 |
× |
× |
× |
|
|
56 |
0.52 |
|
× |
× |
× |
|
22.4 |
0.28 |
× |
× |
× |
|
|
58 |
0.54 |
|
× |
× |
× |
|
23 |
0.29 |
× |
× |
× |
|
|
60 |
0.55 |
|
× |
× |
× |
|
23.6 |
0.29 |
× |
× |
× |
|
|
61.5 |
0.56 |
|
× |
× |
× |
|
24.3 |
0.30 |
× |
× |
× |
|
|
63 |
0.57 |
|
× |
× |
× |
|
25 |
0.30 |
× |
× |
× |
|
|
65 |
0.58 |
|
× |
× |
× |
|
25.8 |
0.31 |
× |
× |
× |
|
|
67 |
0.60 |
|
× |
× |
× |
|
26.5 |
0.31 |
× |
× |
× |
|
|
69 |
0.61 |
|
× |
× |
× |
|
27.3 |
0.32 |
× |
× |
× |
|
|
71 |
0.63 |
|
× |
× |
× |
|
28 |
0.32 |
× |
× |
× |
|
|
73 |
0.64 |
|
× |
× |
× |
|
29 |
0.33 |
× |
× |
× |
|
|
75 |
0.65 |
|
× |
× |
× |
|
30 |
0.34 |
× |
× |
× |
|
|
77.5 |
0.67 |
|
× |
× |
× |
|
31.5 |
0.35 |
× |
× |
× |
|
|
80 |
0.69 |
|
× |
× |
× |
|
32.5 |
0.36 |
× |
× |
× |
|
|
82.5 |
0.71 |
|
× |
× |
× |
|
33.5 |
0.36 |
× |
× |
× |
|
|
85 |
0.72 |
|
× |
× |
× |
|
34.5 |
0.37 |
× |
× |
× |
|
|
87.5 |
0.74 |
|
× |
× |
× |
|
35.5 |
0.38 |
× |
× |
× |
|
|
90 |
0.76 |
|
× |
× |
× |
|
36.5 |
0.38 |
× |
× |
× |
|
|
92.5 |
0.77 |
|
× |
× |
× |
|
37.5 |
0.39 |
× |
× |
× |
|
|
95 |
0.79 |
|
× |
× |
× |
|
38.7 |
0.40 |
× |
× |
× |
|
|
97.5 |
0.81 |
|
× |
× |
× |
|
40 |
0.41 |
× |
× |
× |
× |
|
100 |
0.82 |
|
× |
× |
× |
|
41.2 |
0.42 |
× |
× |
× |
× |
|
103 |
0.85 |
|
× |
× |
× |
|
42.5 |
0.43 |
× |
× |
× |
× |
|
106 |
0.87 |
|
× |
× |
× |
|
43.7 |
0.44 |
× |
× |
× |
× |
|
109 |
0.89 |
|
× |
× |
× |
× |
45 |
0.44 |
× |
× |
× |
× |
|
112 |
0.91 |
|
× |
× |
× |
× |
d1 |
d2 |
d1 |
d2 |
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尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
115 |
0.93 |
|
× |
× |
× |
× |
212 |
1.57 |
|
|
|
× |
× |
118 |
0.95 |
|
× |
× |
× |
× |
218 |
1.61 |
|
|
|
× |
× |
122 |
0.97 |
|
× |
× |
× |
× |
224 |
1.65 |
|
|
|
× |
× |
125 |
0.99 |
|
× |
× |
× |
× |
227 |
1.67 |
|
|
|
× |
× |
128 |
1.01 |
|
× |
× |
× |
× |
230 |
1.69 |
|
|
|
× |
× |
132 |
1.04 |
|
× |
× |
× |
× |
236 |
1.73 |
|
|
|
× |
× |
136 |
1.07 |
|
× |
× |
× |
× |
239 |
1.75 |
|
|
|
× |
× |
140 |
1.09 |
|
× |
× |
× |
× |
243 |
1.77 |
|
|
|
× |
× |
142.5 |
1.11 |
|
× |
× |
× |
× |
250 |
1.82 |
|
|
|
× |
× |
145 |
1.13 |
|
× |
× |
× |
× |
254 |
1.84 |
|
|
|
× |
× |
147.5 |
1.14 |
|
× |
× |
× |
× |
258 |
1.87 |
|
|
|
× |
× |
150 |
1.16 |
|
× |
× |
× |
× |
261 |
1.89 |
|
|
|
× |
× |
152.5 |
1.18 |
|
|
× |
× |
× |
265 |
1.91 |
|
|
|
× |
× |
155 |
1.19 |
|
|
× |
× |
× |
268 |
1.92 |
|
|
|
× |
× |
157.5 |
1.21 |
|
|
× |
× |
× |
272 |
1.96 |
|
|
|
× |
× |
160 |
1.23 |
|
|
× |
× |
|
276 |
1.98 |
|
|
|
× |
× |
162.5 |
1.24 |
|
|
× |
× |
× |
280 |
2.01 |
|
|
|
× |
× |
165 |
1.26 |
|
|
× |
× |
× |
283 |
2.03 |
|
|
|
× |
× |
167.5 |
1.28 |
|
|
× |
× |
× |
286 |
2.05 |
|
|
|
× |
× |
170 |
1.29 |
|
|
× |
× |
× |
290 |
2.08 |
|
|
|
× |
× |
172.5 |
1.31 |
|
|
× |
× |
× |
295 |
2.11 |
|
|
|
× |
× |
175 |
1.33 |
|
|
× |
× |
× |
300 |
2.14 |
|
|
|
× |
× |
177.5 |
1.34 |
|
|
× |
× |
× |
303 |
2.16 |
|
|
|
× |
× |
180 |
1.36 |
|
|
× |
× |
× |
307 |
2.19 |
|
|
|
× |
× |
182.5 |
1.38 |
|
|
× |
× |
× |
311 |
2.21 |
|
|
|
× |
× |
185 |
1.39 |
|
|
× |
× |
× |
315 |
2.24 |
|
|
|
× |
× |
187.5 |
1.41 |
|
|
× |
× |
× |
320 |
2.27 |
|
|
|
× |
× |
190 |
1.43 |
|
|
× |
× |
× |
325 |
2.30 |
|
|
|
× |
× |
195 |
1.46 |
|
|
× |
× |
× |
330 |
2.33 |
|
|
|
× |
× |
200 |
1.49 |
|
|
× |
× |
× |
335 |
2.36 |
|
|
|
× |
× |
203 |
1.51 |
|
|
|
× |
× |
340 |
2.40 |
|
|
|
× |
× |
206 |
1.53 |
|
|
|
× |
× |
345 |
2.43 |
|
|
|
× |
× |
d1 |
d2 |
d1 |
d2 |
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尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
尺寸 |
公差 ± |
1.8± 0.08 |
2.65± 0.09 |
3.55± 0.10 |
5.3± 0.13 |
7± 0.15 |
350 |
2.46 |
|
|
|
× |
× |
479 |
3.28 |
|
|
|
|
× |
355 |
2.49 |
|
|
|
× |
× |
483 |
3.30 |
|
|
|
|
× |
360 |
2.52 |
|
|
|
× |
× |
487 |
3.33 |
|
|
|
|
× |
365 |
2.56 |
|
|
|
× |
× |
493 |
3.36 |
|
|
|
|
× |
370 |
2.59 |
|
|
|
× |
× |
500 |
3.41 |
|
|
|
|
× |
375 |
2.62 |
|
|
|
× |
× |
508 |
3.46 |
|
|
|
|
× |
379 |
2.64 |
|
|
|
× |
× |
515 |
3.50 |
|
|
|
|
× |
383 |
2.67 |
|
|
|
× |
× |
523 |
3.55 |
|
|
|
|
× |
387 |
2.70 |
|
|
|
× |
× |
530 |
3.60 |
|
|
|
|
× |
391 |
2.72 |
|
|
|
× |
× |
538 |
3.65 |
|
|
|
|
× |
395 |
2.75 |
|
|
|
× |
× |
545 |
3.69 |
|
|
|
|
× |
400 |
2.78 |
|
|
|
× |
× |
553 |
3.74 |
|
|
|
|
× |
406 |
2.82 |
|
|
|
|
× |
560 |
3.78 |
|
|
|
|
× |
412 |
2.85 |
|
|
|
|
× |
570 |
3.85 |
|
|
|
|
× |
418 |
2.89 |
|
|
|
|
× |
580 |
3.91 |
|
|
|
|
× |
425 |
2.93 |
|
|
|
|
× |
590 |
3.97 |
|
|
|
|
× |
429 |
2.96 |
|
|
|
|
× |
600 |
4.03 |
|
|
|
|
× |
433 |
2.99 |
|
|
|
|
× |
608 |
4.08 |
|
|
|
|
× |
437 |
3.01 |
|
|
|
|
× |
615 |
4.12 |
|
|
|
|
× |
443 |
3.05 |
|
|
|
|
× |
623 |
4.17 |
|
|
|
|
× |
450 |
3.09 |
|
|
|
|
× |
630 |
4.22 |
|
|
|
|
× |
456 |
3.13 |
|
|
|
|
× |
640 |
4.28 |
|
|
|
|
× |
462 |
3.17 |
|
|
|
|
× |
650 |
4.34 |
|
|
|
|
× |
466 |
3.19 |
|
|
|
|
× |
660 |
4.40 |
|
|
|
|
× |
470 |
3.22 |
|
|
|
|
× |
670 |
4.47 |
|
|
|
|
× |
475 |
3.25 |
|
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|
|
× |
|
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注:1.“×”号表示本标准规定的规格。 2.机械密封用 O 形橡胶密封圈,参见“密封”章“机械密封”节机械密封用 O 形橡胶密封圈。 3.航空及类似应用的 A 系列 O 形圈未列出。 |