US Seal Shaft Seal [PS-3864 5/8" Viton] (PS-3864) onoffvalves and 3900 style cleaners

and 3900 style cleaners

is leaking internally or externally

When the heating side of the system begins to fail

Jets and Aux layout supports intended button labeling

US Seal Shaft Seal [PS-3864 5/8" Viton] (PS-3864) onoffvalves and 3900 style cleanersThe 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