Pentair Mechanical Shaft Seal, Ozone/Salt Resistant | SuperMax, SuperFlo, Challenger, IntelliFlo3 | 356210S Chlorine Neutralizers The Commercial Size Feeder (300-29X)

The Commercial Size Feeder (300-29X) and In-Line Automatic Feeder (320) share this valve

(2) 1/4 Inch Washer

The date code is typically found on the label affixed to the motor housing

Thus for 2

Pentair U-3 Skimmer 09655-1403 For use on Vinyl Liner Skimmers

Pentair Mechanical Shaft Seal, Ozone/Salt Resistant | SuperMax, SuperFlo, Challenger, IntelliFlo3 | 356210S Chlorine Neutralizers The Commercial Size Feeder (300-29X)The Pentair Mechanical Seal (356210S) is the OEM replacement shaft seal for Pentair SuperMax, SuperFlo, Challenger, and IntelliFlo3 IntelliPro3 pump lines specifically formulated with ozone and salt resistant materials for pools running salt chlorine generators or ozone sanitation systems. The mechanical seal sits between the pump's wet end and motor, creating a watertight barrier around the rotating shaft. When this seal wears or degrades, water