US Seal Shaft Seal [PS-163 1/2" Shaft Buna] (PS-163) vacuumrelease Helps support leak resistance and

Helps support leak resistance and proper system operation

supporting easier user interaction and a more polished control surface

more accurate rebuild

Matching the correct control and heater-capable format helps preserve intended system behavior and cleaner replacement fit

US Seal Shaft Seal [PS-163 1/2" Shaft Buna] (PS-163) vacuumrelease Helps support leak resistance andThe US Seal Shaft Seal [PS 163 1 2" Shaft Buna] is a replacement pump shaft seal from US Seal Manufacturing designed to help prevent water from leaking along the pump shaft in compatible pool and spa pump assemblies. Shaft seals are critical service parts because they protect the motor side of the pump from water intrusion while allowing the impeller and shaft to rotate properly. This seal is intended for pump repair situations where the existing seal