Pentair U9-362 Union O-Ring Replacement for select Sta-Rite Pool and Spa Filters

This union O-ring is designed to use with Sta-Rite System 3 Modular Media pool and spa cartridge filters model S7M120, S7M400, S8M150, S8M500 and also compatible with System 3 SD Series D.E. pool and spa filters model S7D75, S8D110. Fits with Sta-Rite IntelliPro variable speed pool and spa in ground pump as well as compatible with Max-E-Pro series pool and spa in ground Pump, Dyna-Glas/Dyna-Max series pool and spa in ground pump, Dyna-Pro/Dyna-Pro E pool and spa in ground pump and Dyna-Wave series pool and spa in ground pump. This O-ring is designed to use with Sta-Rite FullFloXF Backwash pool and spa valve and also use with Sta-Rite Bronze Pool and Spa Valves. Fits with Sta-Rite 1-1/2-inch and 2-inch Multiport Side Pool and Spa valves model 18202-0150, 18202-0150H, 18201-0200, 18201-0200H, 18201-0300, 18202-0250. Also fits with Sta-Rite Plastic pool and spa valve model WC212-134P, 14935-0300.