Hayward Star-Clear C751/C900/C1200 Lock Nut (CX900G) aosmith The 005254F is a practical

The 005254F is a practical service part when a compatible Raypak R335 heater needs a tube bundle to restore dependable heat-transfer performance

6-7/8 inch outside diameter size

supporting cleaner operation and helping protect critical wet-end components

Helps maintain skimmer performance and access

Hayward Star-Clear C751/C900/C1200 Lock Nut (CX900G) aosmith The 005254F is a practicalThis 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