Products
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Standard O-Ring Sizes and Dimensions
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Chart
AS568A -309 through -395 |
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3/16" Cross-Section (w), actual .210" |
No. |
I.D." |
Actual |
O.D." |
No. |
I.D." |
Actual |
O.D." |
No. |
I.D." |
Actual |
O.D." |
-309 |
7/16 |
0.412 |
13/16 |
-338 |
3-1/8 |
3.100 |
3-1/2 |
-367 |
7-1/2 |
7.475 |
7-7/8 |
-310 |
1/2 |
0.475 |
7/8 |
-339 |
3-1/4 |
3.225 |
3-5/8 |
-368 |
7-3/4 |
7.725 |
8-1/8 |
-311 |
9/16 |
0.537 |
15/16 |
-340 |
3-3/8 |
3.350 |
3-3/4 |
-369 |
8 |
7.975 |
8-3/8 |
-312 |
5/8 |
0.600 |
1 |
-341 |
3-1/2 |
3.475 |
3-7/8 |
-370 |
8-1/4 |
8.225 |
8-5/8 |
-313 |
11/16 |
0.662 |
1-1/16 |
-342 |
3-5/8 |
3.600 |
4 |
-371 |
8-1/2 |
8.475 |
8-7/8 |
-314 |
3/4 |
0.725 |
1-1/8 |
-343 |
3-3/4 |
3.725 |
4-1/8 |
-372 |
8-3/4 |
8.725 |
9-1/8 |
-315 |
13/16 |
0.787 |
1-3/16 |
-344 |
3-7/8 |
3.850 |
4-1/4 |
-373 |
9 |
8.975 |
9-3/8 |
-316 |
7/8 |
0.850 |
1-1/4 |
-345 |
4 |
3.975 |
3-3/8 |
-374 |
9-1/4 |
9.225 |
9-5/8 |
-317 |
15/16 |
0.912 |
1-5/16 |
-346 |
4-1/8 |
4.100 |
4-1/2 |
-375 |
9-1/2 |
9.475 |
9-7/8 |
-318 |
1 |
0.975 |
1-3/8 |
-347 |
4-1/4 |
4.225 |
4-5/8 |
-376 |
9-3/4 |
9.725 |
10-1/8 |
-319 |
1-1/16 |
1.037 |
1-7/16 |
-348 |
4-3/8 |
4.350 |
4-3/4 |
-377 |
10 |
9.975 |
10-3/8 |
-320 |
1-1/8 |
1.100 |
1-1/2 |
-349 |
4-1/2 |
4.475 |
4-7/8 |
-378 |
10-1/2 |
10.475 |
10-7/8 |
-321 |
1-3/16 |
1.162 |
1-9/16 |
-350 |
4-5/8 |
4.600 |
5 |
-379 |
11 |
10.975 |
11-3/8 |
-322 |
1-1/4 |
1.225 |
1-5/8 |
-351 |
4-3/4 |
4.725 |
5-1/8 |
-380 |
11-1/2 |
11.475 |
11-7/8 |
-323 |
1-5/16 |
1.287 |
1-11/16 |
-352 |
3-7/8 |
4.850 |
5-1/4 |
-381 |
12 |
11.975 |
12-3/8 |
-324 |
1-3/8 |
1.350 |
1-3/4 |
-353 |
5 |
4.975 |
5-3/8 |
-382 |
13 |
12.975 |
13-3/8 |
-325 |
1-1/2 |
1.475 |
1-7/8 |
-354 |
5-1/8 |
5.100 |
5-1/2 |
-383 |
14 |
13.975 |
14-3/8 |
-326 |
1-5/8 |
1.600 |
2 |
-355 |
5-1/4 |
5.225 |
5-5/8 |
-384 |
15 |
14.975 |
15-3/8 |
-327 |
1-3/4 |
1.725 |
2-1/8 |
-356 |
5-3/8 |
5.350 |
5-3/4 |
-385 |
16 |
15.955 |
16-3/8 |
-328 |
1-7/8 |
1.850 |
2-1/4 |
-357 |
5-1/2 |
5.475 |
5-7/8 |
-386 |
17 |
16.955 |
17-3/8 |
-329 |
2 |
1.975 |
2-3/8 |
-358 |
5-5/8 |
5.600 |
6 |
-387 |
18 |
17.955 |
18-3/8 |
-330 |
2-1/8 |
2.100 |
2-1/2 |
-359 |
5-3/4 |
5.725 |
6-1/8 |
-388 |
19 |
18.955 |
19-3/8 |
-331 |
2-1/4 |
2.225 |
2-5/8 |
-360 |
5-7/8 |
5.850 |
6-1/4 |
-389 |
20 |
19.955 |
20-3/8 |
-332 |
3-3/8 |
2.350 |
2-3/4 |
-361 |
6 |
5.975 |
3-3/8 |
-390 |
21 |
20.955 |
21-3/8 |
-333 |
2-1/2 |
2.475 |
2-7/8 |
-362 |
6-1/4 |
6.225 |
6-5/8 |
-391 |
22 |
21.955 |
22-3/8 |
-334 |
2-5/8 |
2.600 |
3 |
-363 |
6-/12 |
6.475 |
6-7/8 |
-392 |
23 |
22.940 |
23-3/8 |
-335 |
2-3/4 |
2.725 |
3-1/8 |
-364 |
6-3/4 |
6.725 |
7-1/8 |
-393 |
24 |
23.940 |
24-3/8 |
-336 |
2-7/8 |
2.850 |
3-1/4 |
-365 |
7 |
6.975 |
7-3/8 |
-394 |
25 |
24.940 |
25-3/8 |
-337 |
3 |
2.975 |
3-3/8 |
-366 |
7-1/4 |
7.225 |
7-5/8 |
-395 |
26 |
25.940 |
26-3/8 |
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