This O-ring goes on the check valve cap and seals the cap to the check valve. Measures 7/8'''' ID x 1 1/16'''' OD. For use on older style Last Step chemical pumps used by Prochem, BLUEline, and White Magic.
Brand | Prochem |
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Category | Seals/Gaskets/O-Rings |
Condition | new |
Manufacturer Model Number | 41-007 |