This is the large body nut that goes around the outside of the Waterway filter canister body to tighten the canister to the hot tub shell.
Part details:
- Standard style threaded nut for the Waterway filter canister
- Used in some Coast Spas and Hydropool Spas models
- Genuine Waterway plastics part
- OEM part number 718-1000
- Also fits the following filter canisters:
Dyna-Flo Skim Filter,
Dyna-Flo XL Skim Filter,
Ultra Skim Filter Assemblies, - Part #13 on the schematic
When purchasing replacement parts for the top loading filter in your hot tub always confirm replacement part compatibility to ensure proper fit.