Sizing Charts

O-RINGS FOR TUBE FITTING BOSSES
Part #	Tube Size		Dimensions in Inches				Dimensions in Millimeters
AS568A	Dash No.	O.D	I.D.	±	C/S	±	I.D.	±	C/S	±
901		3/32	.185	.005	.056	.003	4.70	0.13	1.42	0.08
902	2	1/8	.239	.005	.064	.003	6.07	0.13	1.63	0.08
903	3	3/16	.301	.005	.064	.003	7.65	0.13	1.63	0.08
904	4	1/4	.351	.005	.072	.003	8.90	0.13	1.83	0.08
905	5	5/16	.414	.005	.072	.003	10.51	0.13	1.83	0.08
906	6	3/8	.468	.005	.078	.003	11.90	0.13	1.98	0.08
907		7/16	.530	.007	.082	.003	13.46	0.18	2.08	0.08
908	8	1/2	.644	.009	.087	.003	16.36	0.23	2.20	0.08
909		9/16	.706	.009	.097	.003	17.93	0.23	2.46	0.08
910	10	5/8	.755	.009	.097	.003	19.18	0.23	2.46	0.08
911		11/16	.863	.009	.116	.004	21.92	0.23	2.95	0.10
912	12	3/4	.924	.009	.116	.004	23.47	0.23	2.95	0.10
913		13/16	.986	.010	.116	.004	25.04	0.25	2.95	0.10
914		7/8	1.047	.010	.116	.004	26.62	0.25	2.95	0.10
916	16	1	1.171	.010	.116	.004	29.74	0.25	2.95	0.10
918		1-1/8	1.355	.012	.116	.004	34.42	0.30	2.95	0.10
920	20	1-1/4	1.475	.014	.118	.004	37.46	0.36	3.00	0.10
924	24	1-1/2	1.720	.014	.118	.004	43.70	0.36	3.00	0.10
928	28	1-3/4	2.090	.018	.118	.004	53.10	0.46	3.00	0.10
932	32	2	2.337	.018	.118	.004	59.36	0.46	3.00	0.10

1/16" (Nominal .070")
3/32" (Nominal .103")
1/8" (Nominal .139")
3/16" (Nominal .210")
1/4" (Nominal .275)
900 (BOSS) Series

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