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Replacement 2-inch union collar/nut (U11-200PS) for Sta-Rite System 3 cartridge filters S7M120, S8M150, S7M400, and S8M500, plus select Sta-Rite pumps like Dyna-Wave. It secures the union tailpiece to the housing with a 2-inch female buttress thread (FBT). This is an OEM piece; verify you're mating to a 2-inch FBT tailpiece and O-ring before install.
Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
US$40
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