US Seal Shaft Seal [PS-3864 5/8" Viton] (PS-3864) onoffvalves which makes a proper replacement

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

and PJANCS200-4 references

The chrome finish and oval design also help the visible control area feel more refined and more decorative in a finished installation

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

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

US Seal Shaft Seal [PS-3864 5/8" Viton] (PS-3864) onoffvalves which makes a proper replacementThe 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