Home > AS568A Sizes > 300 Series

The sizes are grouped by cross section and listed numerically.
Actual sizes for inside diameter are referenced
by minimum, mean and maximum dimensions.

300 SERIES Cross-Section (width) 0.210" +or- 0.005"

Inside Diameter in Inches

No.	Min.	Mean	Max.		No.	Min.	Mean	Max.
					-351	4.695	4.725	4.755
					-352	4.820	4.850	4.880
					-353	4.938	4.975	5.012
					-354	5.063	5.100	5.137
					-355	5.188	5.225	5.262
					-356	5.313	5.350	5.387
					-357	5.438	5.475	5.512
					-358	5.563	5.600	5.637
-309	0.407	0.412	0.417		-359	5.688	5.725	5.762
-310	0.470	0.475	0.480		-360	5.813	5.850	5.887

-311	0.530	0.537	0.544		-361	5.938	5.975	6.012
-312	0.591	0.600	0.609		-362	6.185	6.225	6.265
-313	0.653	0.662	0.671		-363	6.435	6.475	6.515
-314	0.715	0.725	0.735		-364	6.685	6.725	6.765
-315	0.777	0.787	0.797		-365	6.935	6.975	7.015
-316	0.840	0.850	0.860		-366	7.180	7.225	7.270
-317	0.902	0.912	0.922		-367	7.430	7.475	7.520
-318	0.965	0.975	0.985		-368	7.680	7.725	7.770
-319	1.027	1.037	1.047		-369	7.930	7.975	8.020
-320	1.088	1.100	1.112		-370	8.175	8.225	8.275

-321	1.150	1.162	1.174		-371	8.425	8.475	8.525
-322	1.213	1.225	1.237		-372	8.675	8.725	8.775
-323	1.275	1.287	1.299		-373	8.925	8.975	9.025
-324	1.338	1.350	1.362		-374	9.170	9.225	9.280
-325	1.460	1.475	1.490		-375	9.420	9.475	9.530
-326	1.585	1.600	1.615		-376	9.670	9.725	9.780
-327	1.710	1.725	1.740		-377	9.920	9.975	10.030
-328	1.835	1.850	1.865		-378	10.415	10.475	10.535
-329	1.957	1.975	1.993		-379	10.915	10.975	11.035
-330	2.082	2.100	2.118		-380	11.410	11.475	11.540

-331	2.207	2.225	2.243		-381	11.910	11.975	12.040
-332	2.332	2.350	2.368		-382	12.910	12.975	13.040
-333	2.455	2.475	2.495		-383	13.905	13.975	14.045
-334	2.580	2.600	2.620		-384	14.905	14.975	15.045
-335	2.705	2.725	2.745		-385	15.880	15.955	16.030
-336	2.830	2.850	2.870		-386	16.875	16.955	17.035
-337	2.951	2.975	2.999		-387	17.870	17.955	18.040
-338	3.076	3.100	3.124		-388	18.865	18.955	19.045
-339	3.201	3.225	3.249		-389	19.860	19.955	20.050
-340	3.326	3.350	3.374		-390	20.860	20.955	21.050

-341	3.451	3.475	3.499		-391	21.855	21.955	22.055
-342	3.572	3.600	3.628		-392	22.835	22.940	23.045
-343	3.697	3.725	3.753		-393	23.830	23.940	24.050
-344	3.822	3.850	3.878		-394	24.825	24.940	25.055
-345	3.947	3.975	4.003		-395	25.820	25.940	26.060
-346	4.072	4.100	4.128
-347	4.195	4.225	4.255
-348	4.320	4.350	4.380
-349	4.445	4.475	4.505
-350	4.570	4.600	4.630

O-ring design continued on next page

 

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