U.S. Seal Salt/Ozone 5/8" Pool Pump Shaft Seal - PS-3867 C4950 making them the largest valves

making them the largest valves on the market

reinforced aluminum kwik-fit handle (push button lock)

Replace the O-ring at the first sign of wear — confirm the correct O-ring size against your pump's parts diagram before ordering a replacement

— for Pentair FullFloXF

IMPORTANT: HP RESTRICTION — INTELLIFLO3 / INTELLIPRO3

U.S. Seal Salt/Ozone 5/8" Pool Pump Shaft Seal - PS-3867 C4950 making them the largest valvesPremium salt and ozone resistant shaft seal engineered specifically for harsh pool environments. The PS 3867 delivers the superior chemical resistance and durability your salt chlorine generator or ozone system demands, preventing premature leaks and costly pump damage. Technical Specifications: Specification Details Shaft Diameter 5 8" (0. 625") Primary Ring Material Carbon Graphite Seat Material Polished Ceramic Elastomers Viton (FKM) Salt Ozone