SealSpec / O-rings / Size chart

AS568 O-ring size chart

All 369 standard AS568 dash sizes with inside diameter, cross-section, tolerances and metric equivalents. Click a size for its drawing, groove check and spec builder.

Find nearest size:

Dash	Nominal (in)	ID in	±	CS in	±	OD calc.	ID mm	CS mm
-001	1/32 × 1/32	0.029	±0.004	0.040	±0.003	0.109	0.74	1.02
-002	3/64 × 3/64	0.042	±0.004	0.050	±0.003	0.142	1.07	1.27
-003	1/16 × 1/16	0.056	±0.004	0.060	±0.003	0.176	1.42	1.52
-004	5/64 × 1/16	0.070	±0.005	0.070	±0.003	0.210	1.78	1.78
-005	3/32 × 1/16	0.101	±0.005	0.070	±0.003	0.241	2.57	1.78
-006	1/8 × 1/16	0.114	±0.005	0.070	±0.003	0.254	2.90	1.78
-007	5/32 × 1/16	0.145	±0.005	0.070	±0.003	0.285	3.68	1.78
-008	3/16 × 1/16	0.176	±0.005	0.070	±0.003	0.316	4.47	1.78
-009	7/32 × 1/16	0.208	±0.005	0.070	±0.003	0.348	5.28	1.78
-010	1/4 × 1/16	0.239	±0.005	0.070	±0.003	0.379	6.07	1.78
-011	5/16 × 1/16	0.301	±0.005	0.070	±0.003	0.441	7.65	1.78
-012	3/8 × 1/16	0.364	±0.005	0.070	±0.003	0.504	9.25	1.78
-013	7/16 × 1/16	0.426	±0.005	0.070	±0.003	0.566	10.82	1.78
-014	1/2 × 1/16	0.489	±0.005	0.070	±0.003	0.629	12.42	1.78
-015	9/16 × 1/16	0.551	±0.007	0.070	±0.003	0.691	14.00	1.78
-016	5/8 × 1/16	0.614	±0.009	0.070	±0.003	0.754	15.60	1.78
-017	11/16 × 1/16	0.676	±0.009	0.070	±0.003	0.816	17.17	1.78
-018	3/4 × 1/16	0.739	±0.009	0.070	±0.003	0.879	18.77	1.78
-019	13/16 × 1/16	0.801	±0.009	0.070	±0.003	0.941	20.35	1.78
-020	7/8 × 1/16	0.864	±0.009	0.070	±0.003	1.004	21.95	1.78
-021	15/16 × 1/16	0.926	±0.009	0.070	±0.003	1.066	23.52	1.78
-022	1 × 1/16	0.989	±0.010	0.070	±0.003	1.129	25.12	1.78
-023	1 1/16 × 1/16	1.051	±0.010	0.070	±0.003	1.191	26.70	1.78
-024	1 1/8 × 1/16	1.114	±0.010	0.070	±0.003	1.254	28.30	1.78
-025	1 3/16 × 1/16	1.176	±0.011	0.070	±0.003	1.316	29.87	1.78
-026	1 1/4 × 1/16	1.239	±0.011	0.070	±0.003	1.379	31.47	1.78
-027	1 5/16 × 1/16	1.301	±0.011	0.070	±0.003	1.441	33.05	1.78
-028	1 3/8 × 1/16	1.364	±0.013	0.070	±0.003	1.504	34.65	1.78
-029	1 1/2 × 1/16	1.489	±0.013	0.070	±0.003	1.629	37.82	1.78
-030	1 5/8 × 1/16	1.614	±0.013	0.070	±0.003	1.754	41.00	1.78
-031	1 3/4 × 1/16	1.739	±0.015	0.070	±0.003	1.879	44.17	1.78
-032	1 7/8 × 1/16	1.864	±0.015	0.070	±0.003	2.004	47.35	1.78
-033	2 × 1/16	1.989	±0.018	0.070	±0.003	2.129	50.52	1.78
-034	2 1/8 × 1/16	2.114	±0.018	0.070	±0.003	2.254	53.70	1.78
-035	2 1/4 × 1/16	2.239	±0.018	0.070	±0.003	2.379	56.87	1.78
-036	2 3/8 × 1/16	2.364	±0.018	0.070	±0.003	2.504	60.05	1.78
-037	2 1/2 × 1/16	2.489	±0.018	0.070	±0.003	2.629	63.22	1.78
-038	2 5/8 × 1/16	2.614	±0.020	0.070	±0.003	2.754	66.40	1.78
-039	2 3/4 × 1/16	2.739	±0.020	0.070	±0.003	2.879	69.57	1.78
-040	2 7/8 × 1/16	2.864	±0.020	0.070	±0.003	3.004	72.75	1.78
-041	3 × 1/16	2.989	±0.024	0.070	±0.003	3.129	75.92	1.78
-042	3 1/4 × 1/16	3.239	±0.024	0.070	±0.003	3.379	82.27	1.78
-043	3 1/2 × 1/16	3.489	±0.024	0.070	±0.003	3.629	88.62	1.78
-044	3 3/4 × 1/16	3.739	±0.027	0.070	±0.003	3.879	94.97	1.78
-045	4 × 1/16	3.989	±0.027	0.070	±0.003	4.129	101.32	1.78
-046	4 1/4 × 1/16	4.239	±0.030	0.070	±0.003	4.379	107.67	1.78
-047	4 1/2 × 1/16	4.489	±0.030	0.070	±0.003	4.629	114.02	1.78
-048	4 3/4 × 1/16	4.739	±0.030	0.070	±0.003	4.879	120.37	1.78
-049	5 × 1/16	4.989	±0.037	0.070	±0.003	5.129	126.72	1.78
-050	5 1/4 × 1/16	5.239	±0.037	0.070	±0.003	5.379	133.07	1.78
-102	1/16 × 3/32	0.049	±0.005	0.103	±0.003	0.255	1.24	2.62
-103	3/32 × 3/32	0.081	±0.005	0.103	±0.003	0.287	2.06	2.62
-104	1/8 × 3/32	0.112	±0.005	0.103	±0.003	0.318	2.84	2.62
-105	5/32 × 3/32	0.143	±0.005	0.103	±0.003	0.349	3.63	2.62
-106	3/16 × 3/32	0.174	±0.005	0.103	±0.003	0.380	4.42	2.62
-107	7/32 × 3/32	0.206	±0.005	0.103	±0.003	0.412	5.23	2.62
-108	1/4 × 3/32	0.237	±0.005	0.103	±0.003	0.443	6.02	2.62
-109	5/16 × 3/32	0.299	±0.005	0.103	±0.003	0.505	7.59	2.62
-110	3/8 × 3/32	0.362	±0.005	0.103	±0.003	0.568	9.19	2.62
-111	7/16 × 3/32	0.424	±0.005	0.103	±0.003	0.630	10.77	2.62
-112	1/2 × 3/32	0.487	±0.005	0.103	±0.003	0.693	12.37	2.62
-113	9/16 × 3/32	0.549	±0.007	0.103	±0.003	0.755	13.94	2.62
-114	5/8 × 3/32	0.612	±0.009	0.103	±0.003	0.818	15.54	2.62
-115	11/16 × 3/32	0.674	±0.009	0.103	±0.003	0.880	17.12	2.62
-116	3/4 × 3/32	0.737	±0.009	0.103	±0.003	0.943	18.72	2.62
-117	13/16 × 3/32	0.799	±0.010	0.103	±0.003	1.005	20.29	2.62
-118	7/8 × 3/32	0.862	±0.010	0.103	±0.003	1.068	21.89	2.62
-119	15/16 × 3/32	0.924	±0.010	0.103	±0.003	1.130	23.47	2.62
-120	1 × 3/32	0.987	±0.010	0.103	±0.003	1.193	25.07	2.62
-121	1 1/16 × 3/32	1.049	±0.010	0.103	±0.003	1.255	26.64	2.62
-122	1 1/8 × 3/32	1.112	±0.010	0.103	±0.003	1.318	28.24	2.62
-123	1 3/16 × 3/32	1.174	±0.012	0.103	±0.003	1.380	29.82	2.62
-124	1 1/4 × 3/32	1.237	±0.012	0.103	±0.003	1.443	31.42	2.62
-125	1 5/16 × 3/32	1.299	±0.012	0.103	±0.003	1.505	32.99	2.62
-126	1 3/8 × 3/32	1.362	±0.012	0.103	±0.003	1.568	34.59	2.62
-127	1 7/16 × 3/32	1.424	±0.012	0.103	±0.003	1.630	36.17	2.62
-128	1 1/2 × 3/32	1.487	±0.012	0.103	±0.003	1.693	37.77	2.62
-129	1 9/16 × 3/32	1.549	±0.015	0.103	±0.003	1.755	39.34	2.62
-130	1 5/8 × 3/32	1.612	±0.015	0.103	±0.003	1.818	40.94	2.62
-131	1 11/16 × 3/32	1.674	±0.015	0.103	±0.003	1.880	42.52	2.62
-132	1 3/4 × 3/32	1.737	±0.015	0.103	±0.003	1.943	44.12	2.62
-133	1 13/16 × 3/32	1.799	±0.015	0.103	±0.003	2.005	45.69	2.62
-134	1 7/8 × 3/32	1.862	±0.015	0.103	±0.003	2.068	47.29	2.62
-135	1 15/16 × 3/32	1.925	±0.017	0.103	±0.003	2.131	48.90	2.62
-136	2 × 3/32	1.987	±0.017	0.103	±0.003	2.193	50.47	2.62
-137	2 1/16 × 3/32	2.050	±0.017	0.103	±0.003	2.256	52.07	2.62
-138	2 1/8 × 3/32	2.112	±0.017	0.103	±0.003	2.318	53.64	2.62
-139	2 3/16 × 3/32	2.175	±0.017	0.103	±0.003	2.381	55.25	2.62
-140	2 1/4 × 3/32	2.237	±0.017	0.103	±0.003	2.443	56.82	2.62
-141	2 5/16 × 3/32	2.300	±0.020	0.103	±0.003	2.506	58.42	2.62
-142	2 3/8 × 3/32	2.362	±0.020	0.103	±0.003	2.568	59.99	2.62
-143	2 7/16 × 3/32	2.425	±0.020	0.103	±0.003	2.631	61.60	2.62
-144	2 1/2 × 3/32	2.487	±0.020	0.103	±0.003	2.693	63.17	2.62
-145	2 9/16 × 3/32	2.550	±0.020	0.103	±0.003	2.756	64.77	2.62
-146	2 5/8 × 3/32	2.612	±0.020	0.103	±0.003	2.818	66.34	2.62
-147	2 11/16 × 3/32	2.675	±0.022	0.103	±0.003	2.881	67.95	2.62
-148	2 3/4 × 3/32	2.737	±0.022	0.103	±0.003	2.943	69.52	2.62
-149	2 13/16 × 3/32	2.800	±0.022	0.103	±0.003	3.006	71.12	2.62
-150	2 7/8 × 3/32	2.862	±0.022	0.103	±0.003	3.068	72.69	2.62
-151	3 × 3/32	2.987	±0.024	0.103	±0.003	3.193	75.87	2.62
-152	3 1/4 × 3/32	3.237	±0.024	0.103	±0.003	3.443	82.22	2.62
-153	3 1/2 × 3/32	3.487	±0.024	0.103	±0.003	3.693	88.57	2.62
-154	3 3/4 × 3/32	3.737	±0.028	0.103	±0.003	3.943	94.92	2.62
-155	4 × 3/32	3.987	±0.028	0.103	±0.003	4.193	101.27	2.62
-156	4 1/4 × 3/32	4.237	±0.030	0.103	±0.003	4.443	107.62	2.62
-157	4 1/2 × 3/32	4.487	±0.030	0.103	±0.003	4.693	113.97	2.62
-158	4 3/4 × 3/32	4.737	±0.030	0.103	±0.003	4.943	120.32	2.62
-159	5 × 3/32	4.987	±0.035	0.103	±0.003	5.193	126.67	2.62
-160	5 1/4 × 3/32	5.237	±0.035	0.103	±0.003	5.443	133.02	2.62
-161	5 1/2 × 3/32	5.487	±0.035	0.103	±0.003	5.693	139.37	2.62
-162	5 3/4 × 3/32	5.737	±0.035	0.103	±0.003	5.943	145.72	2.62
-163	6 × 3/32	5.987	±0.035	0.103	±0.003	6.193	152.07	2.62
-164	6 1/4 × 3/32	6.237	±0.040	0.103	±0.003	6.443	158.42	2.62
-165	6 1/2 × 3/32	6.487	±0.040	0.103	±0.003	6.693	164.77	2.62
-166	6 3/4 × 3/32	6.737	±0.040	0.103	±0.003	6.943	171.12	2.62
-167	7 × 3/32	6.987	±0.040	0.103	±0.003	7.193	177.47	2.62
-168	7 1/4 × 3/32	7.237	±0.045	0.103	±0.003	7.443	183.82	2.62
-169	7 1/2 × 3/32	7.487	±0.045	0.103	±0.003	7.693	190.17	2.62
-170	7 3/4 × 3/32	7.737	±0.045	0.103	±0.003	7.943	196.52	2.62
-171	8 × 3/32	7.987	±0.045	0.103	±0.003	8.193	202.87	2.62
-172	8 1/4 × 3/32	8.237	±0.050	0.103	±0.003	8.443	209.22	2.62
-173	8 1/2 × 3/32	8.487	±0.050	0.103	±0.003	8.693	215.57	2.62
-174	8 3/4 × 3/32	8.737	±0.050	0.103	±0.003	8.943	221.92	2.62
-175	9 × 3/32	8.987	±0.050	0.103	±0.003	9.193	228.27	2.62
-176	9 1/4 × 3/32	9.237	±0.055	0.103	±0.003	9.443	234.62	2.62
-177	9 1/2 × 3/32	9.487	±0.055	0.103	±0.003	9.693	240.97	2.62
-178	9 3/4 × 3/32	9.737	±0.055	0.103	±0.003	9.943	247.32	2.62
-201	3/16 × 1/8	0.171	±0.005	0.139	±0.004	0.449	4.34	3.53
-202	1/4 × 1/8	0.234	±0.005	0.139	±0.004	0.512	5.94	3.53
-203	5/16 × 1/8	0.296	±0.005	0.139	±0.004	0.574	7.52	3.53
-204	3/8 × 1/8	0.359	±0.005	0.139	±0.004	0.637	9.12	3.53
-205	7/16 × 1/8	0.421	±0.005	0.139	±0.004	0.699	10.69	3.53
-206	1/2 × 1/8	0.484	±0.005	0.139	±0.004	0.762	12.29	3.53
-207	9/16 × 1/8	0.546	±0.007	0.139	±0.004	0.824	13.87	3.53
-208	5/8 × 1/8	0.609	±0.009	0.139	±0.004	0.887	15.47	3.53
-209	11/16 × 1/8	0.671	±0.009	0.139	±0.004	0.949	17.04	3.53
-210	3/4 × 1/8	0.734	±0.010	0.139	±0.004	1.012	18.64	3.53
-211	13/16 × 1/8	0.796	±0.010	0.139	±0.004	1.074	20.22	3.53
-212	7/8 × 1/8	0.859	±0.010	0.139	±0.004	1.137	21.82	3.53
-213	15/16 × 1/8	0.921	±0.010	0.139	±0.004	1.199	23.39	3.53
-214	1 × 1/8	0.984	±0.010	0.139	±0.004	1.262	24.99	3.53
-215	1 1/16 × 1/8	1.046	±0.010	0.139	±0.004	1.324	26.57	3.53
-216	1 1/8 × 1/8	1.109	±0.012	0.139	±0.004	1.387	28.17	3.53
-217	1 3/16 × 1/8	1.171	±0.012	0.139	±0.004	1.449	29.74	3.53
-218	1 1/4 × 1/8	1.234	±0.012	0.139	±0.004	1.512	31.34	3.53
-219	1 5/16 × 1/8	1.296	±0.012	0.139	±0.004	1.574	32.92	3.53
-220	1 3/8 × 1/8	1.359	±0.012	0.139	±0.004	1.637	34.52	3.53
-221	1 7/16 × 1/8	1.421	±0.012	0.139	±0.004	1.699	36.09	3.53
-222	1 1/2 × 1/8	1.484	±0.015	0.139	±0.004	1.762	37.69	3.53
-223	1 5/8 × 1/8	1.609	±0.015	0.139	±0.004	1.887	40.87	3.53
-224	1 3/4 × 1/8	1.734	±0.015	0.139	±0.004	2.012	44.04	3.53
-225	1 7/8 × 1/8	1.859	±0.018	0.139	±0.004	2.137	47.22	3.53
-226	2 × 1/8	1.984	±0.018	0.139	±0.004	2.262	50.39	3.53
-227	2 1/8 × 1/8	2.109	±0.018	0.139	±0.004	2.387	53.57	3.53
-228	2 1/4 × 1/8	2.234	±0.020	0.139	±0.004	2.512	56.74	3.53
-229	2 3/8 × 1/8	2.359	±0.020	0.139	±0.004	2.637	59.92	3.53
-230	2 1/2 × 1/8	2.484	±0.020	0.139	±0.004	2.762	63.09	3.53
-231	2 5/8 × 1/8	2.609	±0.020	0.139	±0.004	2.887	66.27	3.53
-232	2 3/4 × 1/8	2.734	±0.024	0.139	±0.004	3.012	69.44	3.53
-233	2 7/8 × 1/8	2.859	±0.024	0.139	±0.004	3.137	72.62	3.53
-234	3 × 1/8	2.984	±0.024	0.139	±0.004	3.262	75.79	3.53
-235	3 1/8 × 1/8	3.109	±0.024	0.139	±0.004	3.387	78.97	3.53
-236	3 1/4 × 1/8	3.234	±0.024	0.139	±0.004	3.512	82.14	3.53
-237	3 3/8 × 1/8	3.359	±0.024	0.139	±0.004	3.637	85.32	3.53
-238	3 1/2 × 1/8	3.484	±0.024	0.139	±0.004	3.762	88.49	3.53
-239	3 5/8 × 1/8	3.609	±0.028	0.139	±0.004	3.887	91.67	3.53
-240	3 3/4 × 1/8	3.734	±0.028	0.139	±0.004	4.012	94.84	3.53
-241	3 7/8 × 1/8	3.859	±0.028	0.139	±0.004	4.137	98.02	3.53
-242	4 × 1/8	3.984	±0.028	0.139	±0.004	4.262	101.19	3.53
-243	4 1/8 × 1/8	4.109	±0.028	0.139	±0.004	4.387	104.37	3.53
-244	4 1/4 × 1/8	4.234	±0.030	0.139	±0.004	4.512	107.54	3.53
-245	4 3/8 × 1/8	4.359	±0.030	0.139	±0.004	4.637	110.72	3.53
-246	4 1/2 × 1/8	4.484	±0.030	0.139	±0.004	4.762	113.89	3.53
-247	4 5/8 × 1/8	4.609	±0.030	0.139	±0.004	4.887	117.07	3.53
-248	4 3/4 × 1/8	4.734	±0.030	0.139	±0.004	5.012	120.24	3.53
-249	4 7/8 × 1/8	4.859	±0.035	0.139	±0.004	5.137	123.42	3.53
-250	5 × 1/8	4.984	±0.035	0.139	±0.004	5.262	126.59	3.53
-251	5 1/8 × 1/8	5.109	±0.035	0.139	±0.004	5.387	129.77	3.53
-252	5 1/4 × 1/8	5.234	±0.035	0.139	±0.004	5.512	132.94	3.53
-253	5 3/8 × 1/8	5.359	±0.035	0.139	±0.004	5.637	136.12	3.53
-254	5 1/2 × 1/8	5.484	±0.035	0.139	±0.004	5.762	139.29	3.53
-255	5 5/8 × 1/8	5.609	±0.035	0.139	±0.004	5.887	142.47	3.53
-256	5 3/4 × 1/8	5.734	±0.035	0.139	±0.004	6.012	145.64	3.53
-257	5 7/8 × 1/8	5.859	±0.035	0.139	±0.004	6.137	148.82	3.53
-258	6 × 1/8	5.984	±0.035	0.139	±0.004	6.262	151.99	3.53
-259	6 1/4 × 1/8	6.234	±0.040	0.139	±0.004	6.512	158.34	3.53
-260	6 1/2 × 1/8	6.484	±0.040	0.139	±0.004	6.762	164.69	3.53
-261	6 3/4 × 1/8	6.734	±0.040	0.139	±0.004	7.012	171.04	3.53
-262	7 × 1/8	6.984	±0.040	0.139	±0.004	7.262	177.39	3.53
-263	7 1/4 × 1/8	7.234	±0.045	0.139	±0.004	7.512	183.74	3.53
-264	7 1/2 × 1/8	7.484	±0.045	0.139	±0.004	7.762	190.09	3.53
-265	7 3/4 × 1/8	7.734	±0.045	0.139	±0.004	8.012	196.44	3.53
-266	8 × 1/8	7.984	±0.045	0.139	±0.004	8.262	202.79	3.53
-267	8 1/4 × 1/8	8.234	±0.050	0.139	±0.004	8.512	209.14	3.53
-268	8 1/2 × 1/8	8.484	±0.050	0.139	±0.004	8.762	215.49	3.53
-269	8 3/4 × 1/8	8.734	±0.050	0.139	±0.004	9.012	221.84	3.53
-270	9 × 1/8	8.984	±0.050	0.139	±0.004	9.262	228.19	3.53
-271	9 1/4 × 1/8	9.234	±0.055	0.139	±0.004	9.512	234.54	3.53
-272	9 1/2 × 1/8	9.484	±0.055	0.139	±0.004	9.762	240.89	3.53
-273	9 3/4 × 1/8	9.734	±0.055	0.139	±0.004	10.012	247.24	3.53
-274	10 × 1/8	9.984	±0.055	0.139	±0.004	10.262	253.59	3.53
-275	10 1/2 × 1/8	10.484	±0.055	0.139	±0.004	10.762	266.29	3.53
-276	11 × 1/8	10.984	±0.065	0.139	±0.004	11.262	278.99	3.53
-277	11 1/2 × 1/8	11.484	±0.065	0.139	±0.004	11.762	291.69	3.53
-278	12 × 1/8	11.984	±0.065	0.139	±0.004	12.262	304.39	3.53
-279	13 × 1/8	12.984	±0.065	0.139	±0.004	13.262	329.79	3.53
-280	14 × 1/8	13.984	±0.065	0.139	±0.004	14.262	355.19	3.53
-281	15 × 1/8	14.984	±0.065	0.139	±0.004	15.262	380.59	3.53
-282	16 × 1/8	15.955	±0.075	0.139	±0.004	16.233	405.26	3.53
-283	17 × 1/8	16.955	±0.080	0.139	±0.004	17.233	430.66	3.53
-284	18 × 1/8	17.955	±0.085	0.139	±0.004	18.233	456.06	3.53
-309	7/16 × 3/16	0.412	±0.005	0.210	±0.005	0.832	10.46	5.33
-310	1/2 × 3/16	0.475	±0.005	0.210	±0.005	0.895	12.07	5.33
-311	9/16 × 3/16	0.537	±0.007	0.210	±0.005	0.957	13.64	5.33
-312	5/8 × 3/16	0.600	±0.009	0.210	±0.005	1.020	15.24	5.33
-313	11/16 × 3/16	0.662	±0.009	0.210	±0.005	1.082	16.81	5.33
-314	3/4 × 3/16	0.725	±0.010	0.210	±0.005	1.145	18.42	5.33
-315	13/16 × 3/16	0.787	±0.010	0.210	±0.005	1.207	19.99	5.33
-316	7/8 × 3/16	0.850	±0.010	0.210	±0.005	1.270	21.59	5.33
-317	15/16 × 3/16	0.912	±0.010	0.210	±0.005	1.332	23.16	5.33
-318	1 × 3/16	0.975	±0.010	0.210	±0.005	1.395	24.77	5.33
-319	1 1/16 × 3/16	1.037	±0.010	0.210	±0.005	1.457	26.34	5.33
-320	1 1/8 × 3/16	1.100	±0.012	0.210	±0.005	1.520	27.94	5.33
-321	1 3/16 × 3/16	1.162	±0.012	0.210	±0.005	1.582	29.51	5.33
-322	1 1/4 × 3/16	1.225	±0.012	0.210	±0.005	1.645	31.12	5.33
-323	1 5/16 × 3/16	1.287	±0.012	0.210	±0.005	1.707	32.69	5.33
-324	1 3/8 × 3/16	1.350	±0.012	0.210	±0.005	1.770	34.29	5.33
-325	1 1/2 × 3/16	1.475	±0.015	0.210	±0.005	1.895	37.47	5.33
-326	1 5/8 × 3/16	1.600	±0.015	0.210	±0.005	2.020	40.64	5.33
-327	1 3/4 × 3/16	1.725	±0.015	0.210	±0.005	2.145	43.82	5.33
-328	1 7/8 × 3/16	1.850	±0.015	0.210	±0.005	2.270	46.99	5.33
-329	2 × 3/16	1.975	±0.018	0.210	±0.005	2.395	50.17	5.33
-330	2 1/8 × 3/16	2.100	±0.018	0.210	±0.005	2.520	53.34	5.33
-331	2 1/4 × 3/16	2.225	±0.018	0.210	±0.005	2.645	56.52	5.33
-332	2 3/8 × 3/16	2.350	±0.018	0.210	±0.005	2.770	59.69	5.33
-333	2 1/2 × 3/16	2.475	±0.020	0.210	±0.005	2.895	62.87	5.33
-334	2 5/8 × 3/16	2.600	±0.020	0.210	±0.005	3.020	66.04	5.33
-335	2 3/4 × 3/16	2.725	±0.020	0.210	±0.005	3.145	69.22	5.33
-336	2 7/8 × 3/16	2.850	±0.020	0.210	±0.005	3.270	72.39	5.33
-337	3 × 3/16	2.975	±0.024	0.210	±0.005	3.395	75.57	5.33
-338	3 1/8 × 3/16	3.100	±0.024	0.210	±0.005	3.520	78.74	5.33
-339	3 1/4 × 3/16	3.225	±0.024	0.210	±0.005	3.645	81.92	5.33
-340	3 3/8 × 3/16	3.350	±0.024	0.210	±0.005	3.770	85.09	5.33
-341	3 1/2 × 3/16	3.475	±0.024	0.210	±0.005	3.895	88.27	5.33
-342	3 5/8 × 3/16	3.600	±0.028	0.210	±0.005	4.020	91.44	5.33
-343	3 3/4 × 3/16	3.725	±0.028	0.210	±0.005	4.145	94.62	5.33
-344	3 7/8 × 3/16	3.850	±0.028	0.210	±0.005	4.270	97.79	5.33
-345	4 × 3/16	3.975	±0.028	0.210	±0.005	4.395	100.97	5.33
-346	4 1/8 × 3/16	4.100	±0.028	0.210	±0.005	4.520	104.14	5.33
-347	4 1/4 × 3/16	4.225	±0.030	0.210	±0.005	4.645	107.32	5.33
-348	4 3/8 × 3/16	4.350	±0.030	0.210	±0.005	4.770	110.49	5.33
-349	4 1/2 × 3/16	4.475	±0.030	0.210	±0.005	4.895	113.67	5.33
-350	4 5/8 × 3/16	4.600	±0.030	0.210	±0.005	5.020	116.84	5.33
-351	4 3/4 × 3/16	4.725	±0.030	0.210	±0.005	5.145	120.02	5.33
-352	4 7/8 × 3/16	4.850	±0.030	0.210	±0.005	5.270	123.19	5.33
-353	5 × 3/16	4.975	±0.037	0.210	±0.005	5.395	126.37	5.33
-354	5 1/8 × 3/16	5.100	±0.037	0.210	±0.005	5.520	129.54	5.33
-355	5 1/4 × 3/16	5.225	±0.037	0.210	±0.005	5.645	132.72	5.33
-356	5 3/8 × 3/16	5.350	±0.037	0.210	±0.005	5.770	135.89	5.33
-357	5 1/2 × 3/16	5.475	±0.037	0.210	±0.005	5.895	139.07	5.33
-358	5 5/8 × 3/16	5.600	±0.037	0.210	±0.005	6.020	142.24	5.33
-359	5 3/4 × 3/16	5.725	±0.037	0.210	±0.005	6.145	145.42	5.33
-360	5 7/8 × 3/16	5.850	±0.037	0.210	±0.005	6.270	148.59	5.33
-361	6 × 3/16	5.975	±0.037	0.210	±0.005	6.395	151.77	5.33
-362	6 1/4 × 3/16	6.225	±0.040	0.210	±0.005	6.645	158.12	5.33
-363	6 1/2 × 3/16	6.475	±0.040	0.210	±0.005	6.895	164.47	5.33
-364	6 3/4 × 3/16	6.725	±0.040	0.210	±0.005	7.145	170.82	5.33
-365	7 × 3/16	6.975	±0.040	0.210	±0.005	7.395	177.17	5.33
-366	7 1/4 × 3/16	7.225	±0.045	0.210	±0.005	7.645	183.52	5.33
-367	7 1/2 × 3/16	7.475	±0.045	0.210	±0.005	7.895	189.87	5.33
-368	7 3/4 × 3/16	7.725	±0.045	0.210	±0.005	8.145	196.22	5.33
-369	8 × 3/16	7.975	±0.045	0.210	±0.005	8.395	202.57	5.33
-370	8 1/4 × 3/16	8.225	±0.050	0.210	±0.005	8.645	208.92	5.33
-371	8 1/2 × 3/16	8.475	±0.050	0.210	±0.005	8.895	215.27	5.33
-372	8 3/4 × 3/16	8.725	±0.050	0.210	±0.005	9.145	221.62	5.33
-373	9 × 3/16	8.975	±0.050	0.210	±0.005	9.395	227.97	5.33
-374	9 1/4 × 3/16	9.225	±0.055	0.210	±0.005	9.645	234.32	5.33
-375	9 1/2 × 3/16	9.475	±0.055	0.210	±0.005	9.895	240.67	5.33
-376	9 3/4 × 3/16	9.725	±0.055	0.210	±0.005	10.145	247.02	5.33
-377	10 × 3/16	9.975	±0.055	0.210	±0.005	10.395	253.37	5.33
-378	10 1/2 × 3/16	10.475	±0.060	0.210	±0.005	10.895	266.07	5.33
-379	11 × 3/16	10.975	±0.060	0.210	±0.005	11.395	278.77	5.33
-380	11 1/2 × 3/16	11.475	±0.065	0.210	±0.005	11.895	291.47	5.33
-381	12 × 3/16	11.975	±0.065	0.210	±0.005	12.395	304.17	5.33
-382	13 × 3/16	12.975	±0.065	0.210	±0.005	13.395	329.57	5.33
-383	14 × 3/16	13.975	±0.070	0.210	±0.005	14.395	354.97	5.33
-384	15 × 3/16	14.975	±0.070	0.210	±0.005	15.395	380.37	5.33
-385	16 × 3/16	15.955	±0.075	0.210	±0.005	16.375	405.26	5.33
-386	17 × 3/16	16.955	±0.080	0.210	±0.005	17.375	430.66	5.33
-387	18 × 3/16	17.955	±0.085	0.210	±0.005	18.375	456.06	5.33
-388	19 × 3/16	18.955	±0.090	0.210	±0.005	19.375	481.46	5.33
-389	20 × 3/16	19.955	±0.095	0.210	±0.005	20.375	506.86	5.33
-390	21 × 3/16	20.955	±0.095	0.210	±0.005	21.375	532.26	5.33
-391	22 × 3/16	21.955	±0.100	0.210	±0.005	22.375	557.66	5.33
-392	23 × 3/16	22.940	±0.105	0.210	±0.005	23.360	582.68	5.33
-393	24 × 3/16	23.940	±0.110	0.210	±0.005	24.360	608.08	5.33
-394	25 × 3/16	24.940	±0.115	0.210	±0.005	25.360	633.48	5.33
-395	26 × 3/16	25.940	±0.120	0.210	±0.005	26.360	658.88	5.33
-425	4 1/2 × 1/4	4.475	±0.033	0.275	±0.006	5.025	113.67	6.99
-426	4 5/8 × 1/4	4.600	±0.033	0.275	±0.006	5.150	116.84	6.99
-427	4 3/4 × 1/4	4.725	±0.033	0.275	±0.006	5.275	120.02	6.99
-428	4 7/8 × 1/4	4.850	±0.033	0.275	±0.006	5.400	123.19	6.99
-429	5 × 1/4	4.975	±0.037	0.275	±0.006	5.525	126.37	6.99
-430	5 1/8 × 1/4	5.100	±0.037	0.275	±0.006	5.650	129.54	6.99
-431	5 1/4 × 1/4	5.225	±0.037	0.275	±0.006	5.775	132.72	6.99
-432	5 3/8 × 1/4	5.350	±0.037	0.275	±0.006	5.900	135.89	6.99
-433	5 1/2 × 1/4	5.475	±0.037	0.275	±0.006	6.025	139.07	6.99
-434	5 5/8 × 1/4	5.600	±0.037	0.275	±0.006	6.150	142.24	6.99
-435	5 3/4 × 1/4	5.725	±0.037	0.275	±0.006	6.275	145.42	6.99
-436	5 7/8 × 1/4	5.850	±0.037	0.275	±0.006	6.400	148.59	6.99
-437	6 × 1/4	5.975	±0.037	0.275	±0.006	6.525	151.77	6.99
-438	6 1/4 × 1/4	6.225	±0.040	0.275	±0.006	6.775	158.12	6.99
-439	6 1/2 × 1/4	6.475	±0.040	0.275	±0.006	7.025	164.47	6.99
-440	6 3/4 × 1/4	6.725	±0.040	0.275	±0.006	7.275	170.82	6.99
-441	7 × 1/4	6.975	±0.040	0.275	±0.006	7.525	177.17	6.99
-442	7 1/4 × 1/4	7.225	±0.045	0.275	±0.006	7.775	183.52	6.99
-443	7 1/2 × 1/4	7.475	±0.045	0.275	±0.006	8.025	189.87	6.99
-444	7 3/4 × 1/4	7.725	±0.045	0.275	±0.006	8.275	196.22	6.99
-445	8 × 1/4	7.975	±0.045	0.275	±0.006	8.525	202.57	6.99
-446	8 1/2 × 1/4	8.475	±0.055	0.275	±0.006	9.025	215.27	6.99
-447	9 × 1/4	8.975	±0.055	0.275	±0.006	9.525	227.97	6.99
-448	9 1/2 × 1/4	9.475	±0.055	0.275	±0.006	10.025	240.67	6.99
-449	10 × 1/4	9.975	±0.055	0.275	±0.006	10.525	253.37	6.99
-450	10 1/2 × 1/4	10.475	±0.060	0.275	±0.006	11.025	266.07	6.99
-451	11 × 1/4	10.975	±0.060	0.275	±0.006	11.525	278.77	6.99
-452	11 1/2 × 1/4	11.475	±0.060	0.275	±0.006	12.025	291.47	6.99
-453	12 × 1/4	11.975	±0.060	0.275	±0.006	12.525	304.17	6.99
-454	12 1/2 × 1/4	12.475	±0.060	0.275	±0.006	13.025	316.87	6.99
-455	13 × 1/4	12.975	±0.060	0.275	±0.006	13.525	329.57	6.99
-456	13 1/2 × 1/4	13.475	±0.070	0.275	±0.006	14.025	342.27	6.99
-457	14 × 1/4	13.975	±0.070	0.275	±0.006	14.525	354.97	6.99
-458	14 1/2 × 1/4	14.475	±0.070	0.275	±0.006	15.025	367.67	6.99
-459	15 × 1/4	14.975	±0.070	0.275	±0.006	15.525	380.37	6.99
-460	15 1/2 × 1/4	15.475	±0.070	0.275	±0.006	16.025	393.07	6.99
-461	16 × 1/4	15.955	±0.075	0.275	±0.006	16.505	405.26	6.99
-462	16 1/2 × 1/4	16.455	±0.075	0.275	±0.006	17.005	417.96	6.99
-463	17 × 1/4	16.955	±0.080	0.275	±0.006	17.505	430.66	6.99
-464	17 1/2 × 1/4	17.455	±0.085	0.275	±0.006	18.005	443.36	6.99
-465	18 × 1/4	17.955	±0.085	0.275	±0.006	18.505	456.06	6.99
-466	18 1/2 × 1/4	18.455	±0.085	0.275	±0.006	19.005	468.76	6.99
-467	19 × 1/4	18.955	±0.090	0.275	±0.006	19.505	481.46	6.99
-468	19 1/2 × 1/4	19.455	±0.090	0.275	±0.006	20.005	494.16	6.99
-469	20 × 1/4	19.955	±0.095	0.275	±0.006	20.505	506.86	6.99
-470	21 × 1/4	20.955	±0.095	0.275	±0.006	21.505	532.26	6.99
-471	22 × 1/4	21.955	±0.100	0.275	±0.006	22.505	557.66	6.99
-472	23 × 1/4	22.940	±0.105	0.275	±0.006	23.490	582.68	6.99
-473	24 × 1/4	23.940	±0.110	0.275	±0.006	24.490	608.08	6.99
-474	25 × 1/4	24.940	±0.115	0.275	±0.006	25.490	633.48	6.99
-475	26 × 1/4	25.940	±0.120	0.275	±0.006	26.490	658.88	6.99
-901	×	0.185	±0.005	0.056	±0.003	0.297	4.70	1.42
-902	×	0.239	±0.005	0.064	±0.003	0.367	6.07	1.63
-903	×	0.301	±0.005	0.064	±0.003	0.429	7.65	1.63
-904	×	0.351	±0.005	0.072	±0.003	0.495	8.92	1.83
-905	×	0.414	±0.005	0.072	±0.003	0.558	10.52	1.83
-906	×	0.468	±0.005	0.078	±0.003	0.624	11.89	1.98
-907	×	0.530	±0.007	0.082	±0.003	0.694	13.46	2.08
-908	×	0.644	±0.009	0.087	±0.003	0.818	16.36	2.21
-909	×	0.706	±0.009	0.097	±0.003	0.900	17.93	2.46
-910	×	0.755	±0.009	0.097	±0.003	0.949	19.18	2.46
-911	×	0.863	±0.009	0.116	±0.004	1.095	21.92	2.95
-912	×	0.924	±0.009	0.116	±0.004	1.156	23.47	2.95
-913	×	0.986	±0.010	0.116	±0.004	1.218	25.04	2.95
-914	×	1.047	±0.010	0.116	±0.004	1.279	26.59	2.95
-916	×	1.171	±0.010	0.116	±0.004	1.403	29.74	2.95
-918	×	1.355	±0.012	0.116	±0.004	1.587	34.42	2.95
-920	×	1.475	±0.014	0.118	±0.004	1.711	37.47	3.00
-924	×	1.720	±0.014	0.118	±0.004	1.956	43.69	3.00
-928	×	2.090	±0.018	0.118	±0.004	2.326	53.09	3.00
-932	×	2.337	±0.018	0.118	±0.004	2.573	59.36	3.00

Sources: dimensions cross-checked against Freudenberg Sealing Technologies and Marco Rubber AS568 charts; all 369 sizes agree. OD = ID + 2×CS (calculated).

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