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) |
---|---|---|---|---|---|---|
888-223 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 5/8 | Nominal O.D. (inches) N/A 1 7/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.647 | O.D. (Inches) N/A 1.883 |
888-224 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 1 3/4 | Nominal O.D. (inches) N/A 2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 1.772 | O.D. (Inches) N/A 2.008 |
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 |
888-226 | 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 |
888-227 | 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 |
888-228 | 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 |
888-229 | 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 |
888-230 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 1/2 | Nominal O.D. (inches) N/A 2 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.522 | O.D. (Inches) N/A 2.758 |
888-231 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 5/8 | Nominal O.D. (inches) N/A 2 7/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.631 | O.D. (Inches) N/A 2.867 |
888-232 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 3/4 | Nominal O.D. (inches) N/A 3 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.756 | O.D. (Inches) N/A 2.992 |
888-233 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 2 7/8 | Nominal O.D. (inches) N/A 3 1/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 2.881 | O.D. (Inches) N/A 3.117 |
888-234 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 | Nominal O.D. (inches) N/A 3 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.006 | O.D. (Inches) N/A 3.242 |
888-235 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 1/8 | Nominal O.D. (inches) N/A 3 3/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.131 | O.D. (Inches) N/A 3.367 |
888-236 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 1/4 | Nominal O.D. (inches) N/A 3 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.256 | O.D. (Inches) N/A 3.492 |
888-237 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 3/8 | Nominal O.D. (inches) N/A 3 5/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.381 | O.D. (Inches) N/A 3.617 |
888-238 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 1/2 | Nominal O.D. (inches) N/A 3 3/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.506 | O.D. (Inches) N/A 3.742 |
888-239 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 5/8 | Nominal O.D. (inches) N/A 3 7/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.631 | O.D. (Inches) N/A 3.867 |
888-240 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 3/4 | Nominal O.D. (inches) N/A 4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.756 | O.D. (Inches) N/A 3.992 |
888-241 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 3 7/8 | Nominal O.D. (inches) N/A 4 1/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 3.881 | O.D. (Inches) N/A 4.117 |
888-242 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 | Nominal O.D. (inches) N/A 4 1/4 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.006 | O.D. (Inches) N/A 4.242 |
888-243 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 1/8 | Nominal O.D. (inches) N/A 4 3/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.131 | O.D. (Inches) N/A 4.367 |
888-244 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 1/4 | Nominal O.D. (inches) N/A 4 1/2 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.256 | O.D. (Inches) N/A 4.492 |
888-245 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 3/8 | Nominal O.D. (inches) N/A 4 5/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.381 | O.D. (Inches) N/A 4.617 |
888-247 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 5/8 | Nominal O.D. (inches) N/A 4 7/8 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.631 | O.D. (Inches) N/A 4.867 |
888-248 | Nominal C/S (inches) N/A 1/8 | Nominal I.D. (inches) N/A 4 3/4 | Nominal O.D. (inches) N/A 5 | Thickness (Inches) N/A .050 | I.D. (inches) N/A 4.768 | O.D. (Inches) N/A 5.004 |