Generic Square Ring [6-3/4" ID] [5/32" CS], (O-300) waterfall and the buttress thread design

and the buttress thread design should be matched carefully to the intended Waterway assembly

This replacement is especially useful when the original leveler is damaged

this unit is designed to correct those problems at the source

the assembly can lose the dependable closure it should maintain

Generic Square Ring [6-3/4" ID] [5/32" CS], (O-300) waterfall and the buttress thread designA square ring helps create a seal at a compatible circular connection where a flat sided profile is specified, and this generic version is sized with a 6 3 4 inch inside diameter and 5 32 inch cross section using the O 300 reference. When a square profile seal becomes worn, flattened, or cut, the assembly can lose the sealing support it should maintain. The square ring profile gives this part practical value because some groove designs depend on seal