US Seal Shaft Seal [PS-3864 5/8" Viton] (PS-3864) onoffvalves Refreshing the unit with a

Refreshing the unit with a matched Pentair pack can help restore cleaner operation without replacing the whole cleaner

When the heating side of the system begins to fail

For compatible 6-bolt E-Series center discharge pump repairs

is leaking internally or externally

which makes a proper replacement especially worthwhile when the original begins to fail

US Seal Shaft Seal [PS-3864 5/8" Viton] (PS-3864) onoffvalves Refreshing the unit with aThe US Seal Shaft Seal [PS 3864 5 8" Viton] 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 is