Hayward O-Ring for SwimClear Single Element Cartridge Filter 150 Sq.Ft. | CXFHR1001 AOP Pool Systems the PSR137 meets the exact

the PSR137 meets the exact dimensional specifications of the original equipment cartridge

It allows surface water and debris to pass into the skimmer during pump operation

match the hex size and thread size stamped or molded on your existing bushing to the dimensions listed above

In either case

DOE-compliant circulation for in-ground pools

Hayward O-Ring for SwimClear Single Element Cartridge Filter 150 Sq.Ft. | CXFHR1001 AOP Pool Systems the PSR137 meets the exactThe Hayward O Ring for Filter Head (CXFHR1001) is the OEM replacement sealing O ring for the SwimClear Single Element Cartridge Filter head assembly. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. Browse our Pool Plumbing Lubricants for a compatible silicone lubricant. This O ring seats at the filter head to create a watertight seal between the filter head and the