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) |
---|---|---|---|---|---|---|
888-166 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 6 3/4 | Nominal O.D. (inches) N/A 6 15/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 6.768 | O.D. (Inches) N/A 6.940 |
888-167 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 7 | Nominal O.D. (inches) N/A 7 3/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 7.018 | O.D. (Inches) N/A 7.190 |
888-168 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 7 1/4 | Nominal O.D. (inches) N/A 7 7/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 7.268 | O.D. (Inches) N/A 7.440 |
888-201 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3/16 | Nominal O.D. (inches) N/A 7/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.202 | O.D. (Inches) N/A .438 |
888-202 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1/4 | Nominal O.D. (inches) N/A 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.265 | O.D. (Inches) N/A .501 |
888-203 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5/16 | Nominal O.D. (inches) N/A 9/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.327 | O.D. (Inches) N/A .563 |
888-204 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3/8 | Nominal O.D. (inches) N/A 5/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.390 | O.D. (Inches) N/A .626 |
888-205 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 7/16 | Nominal O.D. (inches) N/A 11/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.455 | O.D. (Inches) N/A .691 |
888-206 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1/2 | Nominal O.D. (inches) N/A 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A .518 | O.D. (Inches) N/A .754 |
888-207 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 9/16 | Nominal O.D. (inches) N/A 13/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.580 | O.D. (Inches) N/A .816 |
888-208 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 5/8 | Nominal O.D. (inches) N/A 7/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.643 | O.D. (Inches) N/A .879 |
888-209 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 11/16 | Nominal O.D. (inches) N/A 15/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.705 | O.D. (Inches) N/A .941 |
888-210 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3/4 | Nominal O.D. (inches) N/A 1 | Thickness (Inches) N/A .050 | I.D. (inches) N/A .766 | O.D. (Inches) N/A 1.002 |
888-211 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 13/16 | Nominal O.D. (inches) N/A 1 1/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A .828 | O.D. (Inches) N/A 1.064 |
888-212 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 7/8 | Nominal O.D. (inches) N/A 1 1/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A .891 | O.D. (Inches) N/A 1.127 |
888-213 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 15/16 | Nominal O.D. (inches) N/A 1 3/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 0.953 | O.D. (Inches) N/A 1.189 |
888-214 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 | Nominal O.D. (inches) N/A 1 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.016 | O.D. (Inches) N/A 1.252 |
888-215 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 1/16 | Nominal O.D. (inches) N/A 1 5/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.078 | O.D. (Inches) N/A 1.314 |
888-216 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 1/8 | Nominal O.D. (inches) N/A 1 3/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.141 | O.D. (Inches) N/A 1.377 |
888-217 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 3/16 | Nominal O.D. (inches) N/A 1 7/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.203 | O.D. (Inches) N/A 1.439 |
888-218 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 1/4 | Nominal O.D. (inches) N/A 1 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.266 | O.D. (Inches) N/A 1.502 |
888-219 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 5/16 | Nominal O.D. (inches) N/A 1 9/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.334 | O.D. (Inches) N/A 1.570 |
888-220 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 3/8 | Nominal O.D. (inches) N/A 1 5/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.397 | O.D. (Inches) N/A 1.633 |
888-221 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 7/16 | Nominal O.D. (inches) N/A 1 11/16 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.459 | O.D. (Inches) N/A 1.695 |
888-222 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 1/2 | Nominal O.D. (inches) N/A 1 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.522 | O.D. (Inches) N/A 1.758 |