Hayward Star-Clear C751/C900/C1200 Lock Nut (CX900G) aosmith supporting tool readiness and more

supporting tool readiness and more dependable operation on the next job

Air bath systems that need renewed control functionality and smoother daily use

Helps maintain skimmer performance and access

the barrel is often where the repair begins

and homeowners replacing worn or missing drain hardware

Hayward Star-Clear C751/C900/C1200 Lock Nut (CX900G) aosmith supporting tool readiness and moreThis lock nut is a service replacement for compatible Hayward Star Clear C751, C900, and C1200 cartridge filter assemblies. It helps secure filter components so the internal structure remains properly assembled during filtration and maintenance. Lock nuts can wear, strip, or become difficult to reuse after repeated filter cleanings. Having the correct replacement on hand helps make cartridge filter service smoother and reduces the risk of makeshift