Generic Buna-N O-Ring (O-101) hydrodynamic Approximate size 5-3/4 x 5-1/4

Approximate size 5-3/4 x 5-1/4 x 1 inches

and ozone support

75 THP pump applications

Supports dependable large-filter alignment

Generic Buna-N O-Ring (O-101) hydrodynamic Approximate size 5-3/4 x 5-1/4A Buna N O ring helps create a sealing barrier between compatible mating surfaces, and this generic version uses the O 101 reference. O rings are foundational sealing parts used across many pool, spa, and equipment applications because they help reduce leakage and maintain the intended fit between joined components. This O ring has practical value because a properly matched Buna N seal can restore dependable sealing without replacing larger