Kurv-Baks
Product Catalog
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.
Item # |
Nominal C/S (inches) |
Nominal I.D. (inches) |
Nominal O.D. (inches) |
Thickness (Inches) |
I.D. (inches) |
O.D. (Inches) |
---|---|---|---|---|---|---|
888-402 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 1 5/8 | Nominal O.D. (inches) N/A 2 1/8 | Thickness (Inches) N/A .117 | I.D. (inches) N/A 1.659 | O.D. (Inches) N/A 2.131 |
888-225 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 7/8 | Nominal O.D. (inches) N/A 2 1/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.897 | O.D. (Inches) N/A 2.133 |
888-136 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 | Nominal O.D. (inches) N/A 2 3/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.018 | O.D. (Inches) N/A 2.190 |
888-034 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 1/8 | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.143 | O.D. (Inches) N/A 2.249 |
888-137 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.081 | O.D. (Inches) N/A 2.253 |
888-328 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 1 7/8 | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 1.888 | O.D. (Inches) N/A 2.254 |
888-403 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 1 3/4 | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .117 | I.D. (inches) N/A 1.784 | O.D. (Inches) N/A 2.256 |
888-226 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.022 | O.D. (Inches) N/A 2.258 |
888-138 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 1/8 | Nominal O.D. (inches) N/A 2 5/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.143 | O.D. (Inches) N/A 2.315 |
888-035 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 1/4 | Nominal O.D. (inches) N/A 2 3/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.268 | O.D. (Inches) N/A 2.374 |
888-139 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 3/16 | Nominal O.D. (inches) N/A 2 3/8 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.206 | O.D. (Inches) N/A 2.378 |
888-329 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 | Nominal O.D. (inches) N/A 2 3/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.013 | O.D. (Inches) N/A 2.379 |
888-404 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 1 7/8 | Nominal O.D. (inches) N/A 2 3/8 | Thickness (Inches) N/A .117 | I.D. (inches) N/A 1.909 | O.D. (Inches) N/A 2.381 |
888-227 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 1/8 | Nominal O.D. (inches) N/A 2 3/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.147 | O.D. (Inches) N/A 2.383 |
888-140 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 1/4 | Nominal O.D. (inches) N/A 2 7/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.268 | O.D. (Inches) N/A 2.440 |
888-036 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 3/8 | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.393 | O.D. (Inches) N/A 2.499 |
888-141 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.331 | O.D. (Inches) N/A 2.503 |
888-330 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 1/8 | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.138 | O.D. (Inches) N/A 2.504 |
888-405 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 2 | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .117 | I.D. (inches) N/A 2.034 | O.D. (Inches) N/A 2.506 |
888-228 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 1/4 | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.272 | O.D. (Inches) N/A 2.508 |
888-142 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 3/8 | Nominal O.D. (inches) N/A 2 9/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.393 | O.D. (Inches) N/A 2.565 |
888-037 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 1/2 | Nominal O.D. (inches) N/A 2 5/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.518 | O.D. (Inches) N/A 2.624 |
888-143 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 7/16 | Nominal O.D. (inches) N/A 2 5/8 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.456 | O.D. (Inches) N/A 2.628 |
888-229 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 3/8 | Nominal O.D. (inches) N/A 2 5/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.397 | O.D. (Inches) N/A 2.633 |
888-331 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 1/4 | Nominal O.D. (inches) N/A 2 5/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.268 | O.D. (Inches) N/A 2.634 |