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) |
---|---|---|---|---|---|---|
888-332 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 3/8 | Nominal O.D. (inches) N/A 2 3/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.393 | O.D. (Inches) N/A 2.759 |
888-333 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 1/2 | Nominal O.D. (inches) N/A 2 7/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.518 | O.D. (Inches) N/A 2.884 |
888-334 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 5/8 | Nominal O.D. (inches) N/A 3 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.643 | O.D. (Inches) N/A 3.009 |
888-335 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 3/4 | Nominal O.D. (inches) N/A 3 1/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.768 | O.D. (Inches) N/A 3.134 |
888-336 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 2 7/8 | Nominal O.D. (inches) N/A 3 1/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 2.893 | O.D. (Inches) N/A 3.259 |
888-337 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 | Nominal O.D. (inches) N/A 3 3/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.018 | O.D. (Inches) N/A 3.384 |
888-338 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 1/8 | Nominal O.D. (inches) N/A 3 1/2 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.143 | O.D. (Inches) N/A 3.509 |
888-339 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 1/4 | Nominal O.D. (inches) N/A 3 5/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.273 | O.D. (Inches) N/A 3.639 |
888-340 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 3/8 | Nominal O.D. (inches) N/A 3 3/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.398 | O.D. (Inches) N/A 3.764 |
888-341 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 1/2 | Nominal O.D. (inches) N/A 3 7/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.523 | O.D. (Inches) N/A 3.889 |
888-342 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 5/8 | Nominal O.D. (inches) N/A 4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.648 | O.D. (Inches) N/A 4.014 |
888-343 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 3/4 | Nominal O.D. (inches) N/A 4 1/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.773 | O.D. (Inches) N/A 4.139 |
888-344 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 3 7/8 | Nominal O.D. (inches) N/A 4 1/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 3.898 | O.D. (Inches) N/A 4.264 |
888-345 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 | Nominal O.D. (inches) N/A 4 3/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.028 | O.D. (Inches) N/A 4.394 |
888-346 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 1/8 | Nominal O.D. (inches) N/A 4 1/2 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.153 | O.D. (Inches) N/A 4.519 |
888-347 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 1/4 | Nominal O.D. (inches) N/A 4 5/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.278 | O.D. (Inches) N/A 4.644 |
888-348 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 3/8 | Nominal O.D. (inches) N/A 4 3/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.403 | O.D. (Inches) N/A 4.769 |
888-350 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 5/8 | Nominal O.D. (inches) N/A 5 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.653 | O.D. (Inches) N/A 5.019 |
888-351 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 3/4 | Nominal O.D. (inches) N/A 5 1/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.778 | O.D. (Inches) N/A 5.144 |
888-352 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4 7/8 | Nominal O.D. (inches) N/A 5 1/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.903 | O.D. (Inches) N/A 5.269 |
888-349 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 4.5 | Nominal O.D. (inches) N/A 4 7/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 4.528 | O.D. (Inches) N/A 4.894 |
888-353 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 5 | Nominal O.D. (inches) N/A 5 3/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 5.028 | O.D. (Inches) N/A 5.394 |
888-354 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 5 1/8 | Nominal O.D. (inches) N/A 5 1/2 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 5.153 | O.D. (Inches) N/A 5.519 |
888-355 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 5 1/4 | Nominal O.D. (inches) N/A 5 5/8 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 5.278 | O.D. (Inches) N/A 5.644 |
888-356 | Nominal C/S (inches) N/A 3/16 | Nominal I.D. (inches) N/A 5 3/8 | Nominal O.D. (inches) N/A 5 3/4 | Thickness (Inches) N/A .076 | I.D. (inches) N/A 5.403 | O.D. (Inches) N/A 5.769 |