This 15/16″ X 1-3/16″ o-ring replaces o-rings 0900535, WS03X10025, STD302213. It installs on bypass valves and installation adapters. It fits on many Northstar, EcoWater, Sears Kenmore, Whirlpool, Morton, and GE water softeners and filter systems. It is recommended that you order a pair, as listed price is per o-ring. Two are required.
Always in stock and ready to ship!