Pentair Lid to Housing O-Ring, Buna-N #360 | Cartridge Filter | R172223 FG1006 The clamp knob secures the

The clamp knob secures the strainer housing clamp on the Challenger High Flow pump

polyester fabric — a durability tier above standard filter media — with 42 elements and open molded gasket end caps that seat firmly and seal reliably for a service-ready drop-in fit

backwash or remove a portion of water and refill with fresh water

Pentair HiFlow 262505 Six-Way 1-1/2 In

causing tangling and reducing cleaning coverage

Pentair Lid to Housing O-Ring, Buna-N #360 | Cartridge Filter | R172223 FG1006 The clamp knob secures theThe Pentair R172223 is the OEM replacement lid to housing O ring for Pentair inline and top load cartridge filter housings. This Buna N (#360) O ring seals the joint between the filter lid and the housing body, preventing pressurized water from bypassing the filter element or leaking at the lid connection. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. We carry the