US Seal Shaft Seal [PS-163 1/2" Shaft Buna] (PS-163) vacuumrelease Matching the correct control and

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

This update keeps the control area aligned with its intended design

Hayward large mounting base

Useful for restoring pump movement during feeder rebuild service

US Seal Shaft Seal [PS-163 1/2" Shaft Buna] (PS-163) vacuumrelease Matching the correct control 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