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Home > PSP Sizes > 300 Series Sizes

PSP O-ring Sizing Charts

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

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

Inside Diameter in Inches

 Size

Min.

Mean

Max.

 

Size

Min.

Mean

Max.

  PSP-351 4.695 4.725 4.755
PSP-352 4.820 4.850 4.880
PSP-353 4.938 4.975 5.012
PSP-354 5.063 5.100 5.137
PSP-355 5.188 5.225 5.262
PSP-356 5.313 5.350 5.387
PSP-357 5.438 5.475 5.512
PSP-358 5.563 5.600 5.637
PSP-309 0.407 0.412 0.417 PSP-359 5.688 5.725 5.762
PSP-310 0.470 0.475 0.480 PSP-360 5.813 5.850 5.887

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

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

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

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

PSP O-ring Size Charts continued with PSP-400 Sizes

 

 

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