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Standard AS568 O-Ring -425 thru -475

 

AS568 No. Nominal Reference Actual Dimensions
I.D. O.D. Width I.D. Tolerance Width Tolerance
-425 4 1/2 5 1/4 4.475 ± .033 .275 ± .006
-426 4 5/8 5 1/8 1/4 4.600 ± .033 .275 ± .006
-427 4 3/4 5 1/4 1/4 4.725 ± .033 .275 ± .006
-428 4 7/8 5 3/8 1/4 4.850 ± .033 .275 ± .006
-429 5 5 1/2 1/4 4.975 ± .037 .275 ± .006
-430 5 1/8 5 5/8 1/4 5.100 ± .037 .275 ± .006
-431 5 1/4 5 3/4 1/4 5.225 ± .037 .275 ± .006
-432 5 3/8 5 7/8 1/4 5.350 ± .037 .275 ± .006
-433 5 1/2 6 1/4 5.475 ± .037 .275 ± .006
-434 5 5/8 6 1/8 1/4 5.600 ± .037 .275 ± .006
-435 5 3/4 6 1/4 1/4 5.725 ± .037 .275 ± .006
-436 5 7/8 6 3/8 1/4 5.850 ± .037 .275 ± .006
-437 6 6 1/2 1/4 5.975 ± .037 .275 ± .006
-438 6 1/4 6 3/4 1/4 6.225 ± .040 .275 ± .006
-439 6 1/2 7 1/4 6.475 ± .040 .275 ± .006
-440 6 3/4 7 1/4 1/4 6.725 ± .040 .275 ± .006
-441 7 7 1/2 1/4 6.975 ± .040 .275 ± .006
-442 7 1/4 7 3/4 1/4 7.225 ± .040 .275 ± .006
-443 7 1/2 8 1/4 7.475 ± .045 .275 ± .006
-444 7 3/4 8 1/4 1/4 7.725 ± .045 .275 ± .006
-445 8 8 1/2 1/4 7.975 ± .045 .275 ± .006
-446 8 1/2 9 1/4 8.475 ± .055 .275 ± .006
-447 9 9 1/2 1/4 8.975 ± .055 .275 ± .006
-448 9 1/2 10 1/4 9.475 ± .055 .275 ± .006
-449 10 10 1/2 1/4 9.975 ± .055 .275 ± .006
-450 10 1/2 11 1/4 10.475 ± .060 .275 ± .006
-451 11 11 1/2 1/4 10.975 ± .060 .275 ± .006
-452 11 1/2 12 1/4 11.475 ± .060 .275 ± .006
-453 12 12 1/2 1/4 11.975 ± .060 .275 ± .006
-454 12 1/2 13 1/4 12.475 ± .060 .275 ± .006
-455 13 13 1/2 1/4 12.975 ± .060 .275 ± .006
-456 13 1/2 14 1/4 13.475 ± .070 .275 ± .006
-457 14 14 1/2 1/4 13.975 ± .070 .275 ± .006
-458 14 1/2 15 1/4 14.475 ± .070 .275 ± .006
-459 15 15 1/2 1/4 14.975 ± .070 .275 ± .006
-460 15 1/2 16 1/4 15.475 ± .070 .275 ± .006
-461 16 16 1/2 1/4 15.955 ± .075 .275 ± .006
-462 16 1/2 17 1/4 16.455 ± .075 .275 ± .006
-463 17 17 1/2 1/4 16.955 ± .080 .275 ± .006
-464 17 1/2 18 1/4 17.455 ± .085 .275 ± .006
-465 18 18 1/2 1/4 17.955 ± .085 .275 ± .006
-466 18 1/2 19 1/4 18.455 ± .085 .275 ± .006
-467 19 19 1/2 1/4 18.955 ± .090 .275 ± .006
-468 19 1/2 20 1/4 19.455 ± .090 .275 ± .006
-469 20 20 1/2 1/4 19.955 ± .090 .275 ± .006
-470 21 21 1/2 1/4 20.955 ± .090 .275 ± .006
-471 22 22 1/2 1/4 21.955 ± .100 .275 ± .006
-472 23 23 1/2 1/4 22.940 ± .105 .275 ± .006
-473 24 24 1/2 1/4 23.940 ± .110 .275 ± .006
-474 25 25 1/2 1/4 24.940 ± .115 .275 ± .006
-475 26 26 1/2 1/4 25.940 ± .120 .275 ± .006