U.S. Seal Shaft Seal [PS-309] [7/8" Shaft Size] [Buna] (PS-309) potterbrumfield and pump-generation relationship closely

and pump-generation relationship closely

The Waterway Poly Jet compatibility gives this tool practical value because specialty fitting tools work best when they match the intended fitting family closely

The 800001B is a practical service part when a compatible Raypak Hi Delta heater needs a heat exchanger header gasket to restore dependable sealing performance

Hayward impeller screw

A properly selected panel helps support cleaner replacement fit

U.S. Seal Shaft Seal [PS-309] [7/8" Shaft Size] [Buna] (PS-309) potterbrumfield and pump-generation relationship closelyThe U. S. Seal PS 309 shaft seal is built for compatible 7 8 inch shaft pump applications and uses Buna sealing material to restore the pumps primary barrier against leakage. In larger shaft applications, proper seal selection matters even more, because incorrect fit can undermine the entire rebuild no matter how good the surrounding parts are. This replacement is especially useful when the original shaft seal has started leaking, hardened with age,