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) |
---|---|---|---|---|---|---|
888-030 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 1 5/8 | Nominal O.D. (inches) N/A 1 3/4 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 1.643 | O.D. (Inches) N/A 1.749 |
888-031 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 1 3/4 | Nominal O.D. (inches) N/A 1 7/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 1.768 | O.D. (Inches) N/A 1.874 |
888-032 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 1 7/8 | Nominal O.D. (inches) N/A 2 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 1.893 | O.D. (Inches) N/A 1.999 |
888-033 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 | Nominal O.D. (inches) N/A 2 1/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.018 | O.D. (Inches) N/A 2.124 |
888-034 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 1/8 | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.143 | O.D. (Inches) N/A 2.249 |
888-035 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 1/4 | Nominal O.D. (inches) N/A 2 3/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.268 | O.D. (Inches) N/A 2.374 |
888-036 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 3/8 | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.393 | O.D. (Inches) N/A 2.499 |
888-037 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 2 1/2 | Nominal O.D. (inches) N/A 2 5/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 2.518 | O.D. (Inches) N/A 2.624 |
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 |
888-039 | 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 |
888-040 | 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 |
888-041 | 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 |
888-042 | 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 |
888-047 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 4.5 | Nominal O.D. (inches) N/A 4 5/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 4.518 | O.D. (Inches) N/A 4.624 |
888-050 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 5 1/4 | Nominal O.D. (inches) N/A 5 3/8 | Thickness (Inches) N/A .049 | I.D. (inches) N/A 5.268 | O.D. (Inches) N/A 5.374 |
888-125 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A 1 1/2 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 1.331 | O.D. (Inches) N/A 1.503 |
888-137 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A 2 1/4 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.081 | O.D. (Inches) N/A 2.253 |
888-141 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A 2 1/2 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 2.331 | O.D. (Inches) N/A 2.503 |
888-103 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3/32 | Nominal O.D. (inches) N/A 9/32 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.109 | O.D. (Inches) N/A .281 |
888-104 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 1/8 | Nominal O.D. (inches) N/A 5/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.140 | O.D. (Inches) N/A .312 |
888-106 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3/16 | Nominal O.D. (inches) N/A 3/8 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.202 | O.D. (Inches) N/A .374 |
888-107 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 7/32 | Nominal O.D. (inches) N/A 13/32 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.234 | O.D. (Inches) N/A .406 |
888-108 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 1/4 | Nominal O.D. (inches) N/A 7/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.265 | O.D. (Inches) N/A .437 |
888-109 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 5/16 | Nominal O.D. (inches) N/A 1/2 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.327 | O.D. (Inches) N/A .499 |
888-110 | Nominal C/S (inches) N/A 3/32 | Nominal I.D. (inches) N/A 3/8 | Nominal O.D. (inches) N/A 9/16 | Thickness (Inches) N/A .053 | I.D. (inches) N/A 0.390 | O.D. (Inches) N/A .562 |