Astral Compact Pool Pump Lid O-ring 77A1180040*TORK aftermarket replacement O-ring*One Intex washer gasket*For use with plunger valves*Used with Intex Model 633, 635 and 621*approx. 2-1/4" outside diameter*1-5/8" inside diameter
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Item# : SPM14711076232
Model # : 10745