Generic Buna-N O-Ring [15-15/16" ID] [5/16" CS] (90-423-6115) leviton Helps restore dependable trapped-air release

Helps restore dependable trapped-air release

Gray finish supports a subtle and cohesive appearance

An eyeball inlet fitting like this is useful because it helps return water to the pool or spa while also allowing directional adjustment of the return flow

Helps restore proper directional flow support

Generic Buna-N O-Ring [15-15/16" ID] [5/16" CS] (90-423-6115) leviton Helps restore dependable trapped-air releaseA Buna N O ring helps create a seal at a compatible large diameter circular connection, and this generic version is sized with a 15 15 16 inch inside diameter and a substantial 5 16 inch cross section using the 90 423 6115 reference. When a large profile O ring becomes worn, stretched, or compressed, the assembly can lose the sealing support it should maintain around the full circumference. The heavier 5 16 inch cross section gives this O ring