Pentair Shaft Seal, 5/8" Shaft, Buna (U109-136SS) prostar making it useful for high-flow

making it useful for high-flow intake repairs where sealing and service access matter

or is no longer worth repairing

Using the correct Lasco cross can help simplify the layout and support a more organized plumbing design

That helps restore both appearance and cleaning performance with a direct replacement

Supports cleaner and more dependable assembly performance

Pentair Shaft Seal, 5/8" Shaft, Buna (U109-136SS) prostar making it useful for high-flowThis 5 8" Buna shaft seal is designed for compatible Sta Rite pump repairs where the seal between the wet end and motor has started to fail. Replacing the seal can help stop leaks, protect motor bearings, and restore confidence after a pump has been opened for service. It is a practical part to keep on hand for maintenance teams working on common pool pump rebuilds. For best results, inspect the impeller, seal plate, and shaft surface at the same