• Kurv-Baks
PAI Kurv-Bak™ hard rubber back-up rings can be made in a variety of materials to help prevent early seal failure at higher pressures.
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Item #

Nominal C/S (inches)

Nominal I.D. (inches)

Nominal O.D. (inches)

Thickness (Inches)

I.D. (inches)

O.D. (Inches)

Sort by
N/A 1/8 N/A 3/8 N/A 5/8 N/A .050 N/A 0.390 N/A .626
N/A 1/8 N/A 5/16 N/A 9/16 N/A .050 N/A 0.327 N/A .563
N/A 1/8 N/A 1/4 N/A 1/2 N/A .050 N/A 0.265 N/A .501
N/A 1/8 N/A 3/16 N/A 7/16 N/A .050 N/A 0.202 N/A .438
N/A 3/32 N/A 7 1/4 N/A 7 7/16 N/A .053 N/A 7.268 N/A 7.440
N/A 3/32 N/A 7 N/A 7 3/16 N/A .053 N/A 7.018 N/A 7.190
N/A 3/32 N/A 6 3/4 N/A 6 15/16 N/A .053 N/A 6.768 N/A 6.940
N/A 3/32 N/A 6 1/4 N/A 6 7/16 N/A .053 N/A 6.268 N/A 6.440
N/A 3/32 N/A 6 N/A 6 3/16 N/A .053 N/A 6.018 N/A 6.190
N/A 3/32 N/A 5 3/4 N/A 5 15/16 N/A .053 N/A 5.768 N/A 5.940
N/A 3/32 N/A 5 1/2 N/A 5 11/16 N/A .053 N/A 5.518 N/A 5.690
N/A 3/32 N/A 5 N/A 5 3/16 N/A .053 N/A 5.018 N/A 5.190
N/A 3/32 N/A 4 3/4 N/A 4 15/16 N/A .053 N/A 4.768 N/A 4.940
N/A 3/32 N/A 4.5 N/A 4 11/16 N/A .053 N/A 4.518 N/A 4.690
N/A 3/32 N/A 4 1/4 N/A 4 7/16 N/A .053 N/A 4.268 N/A 4.440
N/A 3/32 N/A 4 N/A 4 3/16 N/A .053 N/A 4.018 N/A 4.190
N/A 3/32 N/A 3 3/4 N/A 3 15/16 N/A .053 N/A 3.768 N/A 3.940
N/A 3/32 N/A 3 1/2 N/A 3 11/16 N/A .053 N/A 3.518 N/A 3.690
N/A 3/32 N/A 3 1/4 N/A 3 7/16 N/A .053 N/A 3.268 N/A 3.440
N/A 3/32 N/A 3 N/A 3 3/16 N/A .053 N/A 3.018 N/A 3.190
N/A 3/32 N/A 2 7/8 N/A 3 1/16 N/A .053 N/A 2.893 N/A 3.065
N/A 3/32 N/A 2 13/16 N/A 3 N/A .053 N/A 2.831 N/A 3.003
N/A 3/32 N/A 2 3/4 N/A 2 15/16 N/A .053 N/A 2.768 N/A 2.940
N/A 3/32 N/A 2 11/16 N/A 2 7/8 N/A .053 N/A 2.706 N/A 2.878
N/A 3/32 N/A 2 5/8 N/A 2 13/16 N/A .053 N/A 2.643 N/A 2.815
N/A 3/32 N/A 2 9/16 N/A 2 3/4 N/A .053 N/A 2.581 N/A 2.753
N/A 3/32 N/A 2 1/2 N/A 2 11/16 N/A .053 N/A 2.518 N/A 2.690
N/A 3/32 N/A 2 7/16 N/A 2 5/8 N/A .053 N/A 2.456 N/A 2.628
N/A 3/32 N/A 2 3/8 N/A 2 9/16 N/A .053 N/A 2.393 N/A 2.565
N/A 3/32 N/A N/A 2 1/2 N/A .053 N/A 2.331 N/A 2.503
N/A 3/32 N/A 2 1/4 N/A 2 7/16 N/A .053 N/A 2.268 N/A 2.440
N/A 3/32 N/A 2 3/16 N/A 2 3/8 N/A .053 N/A 2.206 N/A 2.378
N/A 3/32 N/A 2 1/8 N/A 2 5/16 N/A .053 N/A 2.143 N/A 2.315
N/A 3/32 N/A N/A 2 1/4 N/A .053 N/A 2.081 N/A 2.253
N/A 3/32 N/A 2 N/A 2 3/16 N/A .053 N/A 2.018 N/A 2.190
N/A 3/32 N/A 1 15/16 N/A 2 1/8 N/A .053 N/A 1.956 N/A 2.128
N/A 3/32 N/A 1 7/8 N/A 2 1/16 N/A .053 N/A 1.893 N/A 2.065
N/A 3/32 N/A 1 13/16 N/A 2 N/A .053 N/A 1.831 N/A 2.003
N/A 3/32 N/A 1 3/4 N/A 1 15/16 N/A .053 N/A 1.768 N/A 1.940
N/A 3/32 N/A 1 11/16 N/A 1 7/8 N/A .053 N/A 1.706 N/A 1.878
N/A 3/32 N/A 1 5/8 N/A 1 13/16 N/A .053 N/A 1.643 N/A 1.815
N/A 3/32 N/A 1 9/16 N/A 1 3/4 N/A .053 N/A 1.581 N/A 1.753
N/A 3/32 N/A 1 1/2 N/A 1 11/16 N/A .053 N/A 1.518 N/A 1.690
N/A 3/32 N/A 1 7/16 N/A 1 5/8 N/A .053 N/A 1.456 N/A 1.628
N/A 3/32 N/A 1 3/8 N/A 1 9/16 N/A .053 N/A 1.393 N/A 1.565
N/A 3/32 N/A N/A 1 1/2 N/A .053 N/A 1.331 N/A 1.503
N/A 3/32 N/A 1 1/4 N/A 1 7/16 N/A .053 N/A 1.268 N/A 1.440
N/A 3/32 N/A 1 3/16 N/A 1 3/8 N/A .053 N/A 1.206 N/A 1.378
N/A 3/32 N/A 1 1/8 N/A 1 5/16 N/A .053 N/A 1.143 N/A 1.315
N/A 3/32 N/A 1 1/16 N/A 1 1/4 N/A .053 N/A 1.081 N/A 1.253
N/A 3/32 N/A 1 N/A 1 3/16 N/A .053 N/A 1.018 N/A 1.190
N/A 3/32 N/A 15/16 N/A 1 1/8 N/A .053 N/A .956 N/A 1.128
N/A 3/32 N/A 7/8 N/A 1 1/16 N/A .053 N/A 0.893 N/A 1.065
N/A 3/32 N/A 13/16 N/A 1 N/A .053 N/A .831 N/A 1.003
N/A 3/32 N/A 3/4 N/A 15/16 N/A .053 N/A 0.765 N/A .937
N/A 3/32 N/A 11/16 N/A 7/8 N/A .053 N/A 0.702 N/A .874
N/A 3/32 N/A 5/8 N/A 13/16 N/A .053 N/A 0.640 N/A .812
N/A 3/32 N/A 9/16 N/A 3/4 N/A .053 N/A 0.577 N/A .749
N/A 3/32 N/A 1/2 N/A 11/16 N/A .053 N/A 0.515 N/A .687
N/A 3/32 N/A 7/16 N/A 5/8 N/A .053 N/A 0.452 N/A .624
N/A 3/32 N/A 3/8 N/A 9/16 N/A .053 N/A 0.390 N/A .562
N/A 3/32 N/A 5/16 N/A 1/2 N/A .053 N/A 0.327 N/A .499
N/A 3/32 N/A 1/4 N/A 7/16 N/A .053 N/A 0.265 N/A .437
N/A 3/32 N/A 7/32 N/A 13/32 N/A .053 N/A 0.234 N/A .406
N/A 3/32 N/A 3/16 N/A 3/8 N/A .053 N/A 0.202 N/A .374
N/A 3/32 N/A 1/8 N/A 5/16 N/A .053 N/A 0.140 N/A .312
N/A 3/32 N/A 3/32 N/A 9/32 N/A .053 N/A 0.109 N/A .281
N/A 1/16 N/A 5 1/4 N/A 5 3/8 N/A .049 N/A 5.268 N/A 5.374
N/A 1/16 N/A 4.5 N/A 4 5/8 N/A .049 N/A 4.518 N/A 4.624
N/A 1/16 N/A 3 1/4 N/A 3 3/8 N/A .049 N/A 3.268 N/A 3.374
N/A 1/16 N/A 3 N/A 3 1/8 N/A .049 N/A 3.018 N/A 3.124
N/A 1/16 N/A 2 7/8 N/A 3 N/A .049 N/A 2.893 N/A 2.999
N/A 1/16 N/A 2 3/4 N/A 2 7/8 N/A .049 N/A 2.768 N/A 2.874
N/A 1/16 N/A 2 5/8 N/A 2 3/4 N/A .049 N/A 2.643 N/A 2.749
N/A 1/16 N/A 2 1/2 N/A 2 5/8 N/A .049 N/A 2.518 N/A 2.624
N/A 1/16 N/A 2 3/8 N/A 2 1/2 N/A .049 N/A 2.393 N/A 2.499
N/A 1/16 N/A 2 1/4 N/A 2 3/8 N/A .049 N/A 2.268 N/A 2.374
N/A 1/16 N/A 2 1/8 N/A 2 1/4 N/A .049 N/A 2.143 N/A 2.249
N/A 1/16 N/A 2 N/A 2 1/8 N/A .049 N/A 2.018 N/A 2.124
N/A 1/16 N/A 1 7/8 N/A 2 N/A .049 N/A 1.893 N/A 1.999
N/A 1/16 N/A 1 3/4 N/A 1 7/8 N/A .049 N/A 1.768 N/A 1.874
N/A 1/16 N/A 1 5/8 N/A 1 3/4 N/A .049 N/A 1.643 N/A 1.749
N/A 1/16 N/A 1 1/2 N/A 1 5/8 N/A .049 N/A 1.518 N/A 1.624
N/A 1/16 N/A 1 3/8 N/A 1 1/2 N/A .049 N/A 1.393 N/A 1.499
N/A 1/16 N/A 1 5/16 N/A 1 7/16 N/A .049 N/A 1.330 N/A 1.436
N/A 1/16 N/A 1 1/4 N/A 1 3/8 N/A .049 N/A 1.268 N/A 1.374
N/A 1/16 N/A 1 3/16 N/A 1 5/16 N/A .049 N/A 1.205 N/A 1.311
N/A 1/16 N/A 1 1/8 N/A 1 1/4 N/A .049 N/A 1.143 N/A 1.249
N/A 1/16 N/A 1 1/16 N/A 1 3/16 N/A .049 N/A 1.080 N/A 1.186
N/A 1/16 N/A 1 N/A 1 1/8 N/A .049 N/A 1.018 N/A 1.124
N/A 1/16 N/A 15/16 N/A 1 1/16 N/A .049 N/A .955 N/A 1.061
N/A 1/16 N/A 7/8 N/A 1 N/A .049 N/A 0.893 N/A .999
N/A 1/16 N/A 13/16 N/A 15/16 N/A .049 N/A .830 N/A .936
N/A 1/16 N/A 3/4 N/A 7/8 N/A .049 N/A 0.768 N/A .874
N/A 1/16 N/A 11/16 N/A 13/16 N/A .049 N/A 0.705 N/A .811
N/A 1/16 N/A 5/8 N/A 3/4 N/A .049 N/A 0.643 N/A .749
N/A 1/16 N/A 9/16 N/A 11/16 N/A .049 N/A 0.580 N/A .686
N/A 1/16 N/A 1/2 N/A 5/8 N/A .049 N/A .518 N/A .624
N/A 1/16 N/A 7/16 N/A 9/16 N/A .049 N/A 0.455 N/A .561
N/A 1/16 N/A 3/8 N/A 1/2 N/A .049 N/A 0.390 N/A .496
N/A 1/16 N/A 5/16 N/A 7/16 N/A .049 N/A 0.327 N/A .433
N/A 1/16 N/A 1/4 N/A 3/8 N/A .049 N/A 0.265 N/A .371
N/A 1/16 N/A 7/32 N/A 11/32 N/A .049 N/A 0.234 N/A .340
N/A 1/16 N/A 3/16 N/A 5/16 N/A .049 N/A 0.202 N/A .308
N/A 1/16 N/A 5/32 N/A 9/32 N/A .049 N/A 0.171 N/A .277
N/A 1/16 N/A 1/8 N/A 1/4 N/A .049 N/A 0.140 N/A .246
N/A 1/16 N/A 7/64 N/A 15/64 N/A .049 N/A 0.127 N/A .233
201 - 307 of 307 | Results Per Page | View | Unit of Measure
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