Hayward Filter Tank O-Ring | CX120D category_fire-pits especially in the Booster Pump

especially in the Booster Pump Shaft Seal marked as 319-3290

the wheel binds

the kit enhances the longevity of the entire wheel assembly in daily use

Reusable debris collection bag

Builders rely on Waterway for integrated equipment solutions

Hayward Filter Tank O-Ring | CX120D category_fire-pits especially in the Booster PumpWhat This Part Is Used For The Hayward CX120D Tank O Ring seals the connection between the filter tank body and head. It prevents water leaks during normal filtration cycles. Why This Part Matters A flattened or cracked O ring can cause water to spray from the tank seam. Replacing it restores a tight seal and proper system pressure. This small component helps prevent pad flooding and air intrusion. Key Features and Specifications Manufacturer part