US Seal Shaft Seal [PS-163 1/2" Shaft Buna] (PS-163) infusionpool and equipment clearances are verified

and equipment clearances are verified before removal

This type of part is especially useful when the broader filter assembly remains serviceable and the issue is centered on the cartridge element itself

Helps restore proper internal valve positioning

Helps maintain one-way flow in a direct line path

US Seal Shaft Seal [PS-163 1/2" Shaft Buna] (PS-163) infusionpool and equipment clearances are verifiedThe 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