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) |
---|---|---|---|---|---|---|
888-163 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 6 | Nominal O.D. (inches) N/A 6 3/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 6.018 | O.D. (Inches) N/A 6.190 |
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 |
888-167 | 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 |
888-166 | 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 |
888-164 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 6 1/4 | Nominal O.D. (inches) N/A 6 7/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 6.268 | O.D. (Inches) N/A 6.440 |
888-162 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 5 3/4 | Nominal O.D. (inches) N/A 5 15/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 5.768 | O.D. (Inches) N/A 5.940 |
888-161 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 5 1/2 | Nominal O.D. (inches) N/A 5 11/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 5.518 | O.D. (Inches) N/A 5.690 |
888-159 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 5 | Nominal O.D. (inches) N/A 5 3/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 5.018 | O.D. (Inches) N/A 5.190 |
888-158 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 4 3/4 | Nominal O.D. (inches) N/A 4 15/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 4.768 | O.D. (Inches) N/A 4.940 |
888-157 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 4.5 | Nominal O.D. (inches) N/A 4 11/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 4.518 | O.D. (Inches) N/A 4.690 |
888-156 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 4 1/4 | Nominal O.D. (inches) N/A 4 7/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 4.268 | O.D. (Inches) N/A 4.440 |
888-155 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 4 | Nominal O.D. (inches) N/A 4 3/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 4.018 | O.D. (Inches) N/A 4.190 |
888-154 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3 3/4 | Nominal O.D. (inches) N/A 3 15/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 3.768 | O.D. (Inches) N/A 3.940 |
888-153 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3 1/2 | Nominal O.D. (inches) N/A 3 11/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 3.518 | O.D. (Inches) N/A 3.690 |
888-152 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3 1/4 | Nominal O.D. (inches) N/A 3 7/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 3.268 | O.D. (Inches) N/A 3.440 |
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 |
888-150 | 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 |
888-149 | 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 |
888-148 | 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 |
888-147 | 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 |
888-146 | 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 |
888-145 | 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 |
888-144 | 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 |
888-143 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 7/16 | Nominal O.D. (inches) N/A 2 5/8 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.456 | O.D. (Inches) N/A 2.628 |
888-142 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 2 3/8 | Nominal O.D. (inches) N/A 2 9/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.393 | O.D. (Inches) N/A 2.565 |