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) |
---|---|---|---|---|---|---|
888-249 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 7/8 | Nominal O.D. (inches) N/A 5 1/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.893 | O.D. (Inches) N/A 5.129 |
888-246 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4.5 | Nominal O.D. (inches) N/A 4 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.506 | O.D. (Inches) N/A 4.742 |
888-250 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 | Nominal O.D. (inches) N/A 5 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.018 | O.D. (Inches) N/A 5.254 |
888-251 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 1/8 | Nominal O.D. (inches) N/A 5 3/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.143 | O.D. (Inches) N/A 5.379 |
888-252 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 1/4 | Nominal O.D. (inches) N/A 5 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.268 | O.D. (Inches) N/A 5.504 |
888-253 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 3/8 | Nominal O.D. (inches) N/A 5 5/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.393 | O.D. (Inches) N/A 5.629 |
888-254 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 1/2 | Nominal O.D. (inches) N/A 5 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.518 | O.D. (Inches) N/A 5.754 |
888-255 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 5/8 | Nominal O.D. (inches) N/A 5 7/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.643 | O.D. (Inches) N/A 5.879 |
888-256 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 3/4 | Nominal O.D. (inches) N/A 6 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.768 | O.D. (Inches) N/A 6.004 |
888-257 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5 7/8 | Nominal O.D. (inches) N/A 6 1/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 5.893 | O.D. (Inches) N/A 6.129 |
888-258 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 6 | Nominal O.D. (inches) N/A 6 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 6.018 | O.D. (Inches) N/A 6.254 |
888-259 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 6 1/4 | Nominal O.D. (inches) N/A 6 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 6.268 | O.D. (Inches) N/A 6.504 |
888-260 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 6 1/2 | Nominal O.D. (inches) N/A 6 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 6.518 | O.D. (Inches) N/A 6.754 |
888-261 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 6 3/4 | Nominal O.D. (inches) N/A 7 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 6.768 | O.D. (Inches) N/A 7.004 |
888-262 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 7 | Nominal O.D. (inches) N/A 7 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 7.018 | O.D. (Inches) N/A 7.254 |
888-263 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 7 1/4 | Nominal O.D. (inches) N/A 7 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 7.268 | O.D. (Inches) N/A 7.504 |
888-264 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 7 1/2 | Nominal O.D. (inches) N/A 7 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 7.518 | O.D. (Inches) N/A 7.754 |
888-265 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 7 3/4 | Nominal O.D. (inches) N/A 8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 7.768 | O.D. (Inches) N/A 8.004 |
888-266 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 8 | Nominal O.D. (inches) N/A 8 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 8.018 | O.D. (Inches) N/A 8.254 |
888-267 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 8 1/4 | Nominal O.D. (inches) N/A 8 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 8.268 | O.D. (Inches) N/A 8.504 |
888-268 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 8 1/2 | Nominal O.D. (inches) N/A 8 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 8.518 | O.D. (Inches) N/A 8.754 |
888-269 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 8 3/4 | Nominal O.D. (inches) N/A 9 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 8.768 | O.D. (Inches) N/A 9.004 |
888-271 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 9 1/4 | Nominal O.D. (inches) N/A 9 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 9.268 | O.D. (Inches) N/A 9.504 |
888-272 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 9 1/2 | Nominal O.D. (inches) N/A 9 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 9.518 | O.D. (Inches) N/A 9.754 |
888-273 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 9 3/4 | Nominal O.D. (inches) N/A 10 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 9.768 | O.D. (Inches) N/A 10.004 |