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) |
---|---|---|---|---|---|---|
888-144 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 1/2 | Nominal O.D. (inches) N/A 2 11/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.518 | O.D. (Inches) N/A 2.690 |
888-038 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 5/8 | Nominal O.D. (inches) N/A 2 3/4 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.643 | O.D. (Inches) N/A 2.749 |
888-145 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 9/16 | Nominal O.D. (inches) N/A 2 3/4 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.581 | O.D. (Inches) N/A 2.753 |
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 |
888-332 | 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 |
888-146 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 5/8 | Nominal O.D. (inches) N/A 2 13/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.643 | O.D. (Inches) N/A 2.815 |
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 |
888-039 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 3/4 | Nominal O.D. (inches) N/A 2 7/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.768 | O.D. (Inches) N/A 2.874 |
888-147 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 11/16 | Nominal O.D. (inches) N/A 2 7/8 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.706 | O.D. (Inches) N/A 2.878 |
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 |
888-148 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 3/4 | Nominal O.D. (inches) N/A 2 15/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.768 | O.D. (Inches) N/A 2.940 |
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 |
888-040 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 7/8 | Nominal O.D. (inches) N/A 3 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.893 | O.D. (Inches) N/A 2.999 |
888-149 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 13/16 | Nominal O.D. (inches) N/A 3 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.831 | O.D. (Inches) N/A 3.003 |
888-409 | Nominal C/S (inches) N/A 1/4 | Nominal I.D. (inches) N/A 2 1/2 | Nominal O.D. (inches) N/A 3 | Thickness (Inches) N/A .117 | I.D. (inches) N/A 2.534 | O.D. (Inches) N/A 3.006 |
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 |
888-150 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 7/8 | Nominal O.D. (inches) N/A 3 1/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.893 | O.D. (Inches) N/A 3.065 |
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 |
888-041 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 3 | Nominal O.D. (inches) N/A 3 1/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 3.018 | O.D. (Inches) N/A 3.124 |
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 |
888-151 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3 | Nominal O.D. (inches) N/A 3 3/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 3.018 | O.D. (Inches) N/A 3.190 |
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 |
888-336 | 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 |
888-235 | 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 |
888-042 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 3 1/4 | Nominal O.D. (inches) N/A 3 3/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 3.268 | O.D. (Inches) N/A 3.374 |