Pentek (151121) Replacement O-Ring for Slim Line Housings with 1/4" & 3/8" & 1/2" NPT Connections

Buna-N FDA Grade O-Ring For Pentek Slim Line Water Filter Housing (1/4 - 1/2" cap, 6 ribs). Equivalent to Culligan OR-38 / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands.

Previous Part # 143026