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The Pentek 151121 is the compatible replacement O-ring for the American Plumber W38-OR and for the following water filter housings:
- Pentek Slimline Water Filter Housings
- Kleen Plus Water Filter Housings
- American Plumber Water Filter Housings
- Ametek Water Filter Housings
- Plymouth Water Filter Housings
- US Filter Water Filter Housings
- Bruner Water Filter Housings
The Pentek O-Ring for Slim Line Water Filter Housing is designed to fit Slim Line Water Filter Housings that use a 3 1/2" diameter O-ring. Also known as part number 151121, this Pentek Housing O-Ring is Buna-N FDA Grade. The rubber Slimline housing part provides a water-tight seal between the cap and the bottom of the water filter housing.
Pentek Slimline O-Ring Specifications:
- Part Number: 151121
- Replaces Part Number: W38-OR
- Contains 1 O-Ring
- Provides water-tight seal
- Buna-N FDA Grade construction
- Fits Slim Line Water Filtration Systems
The Pentek 151121 O-Ring is the same as the Culligan OR-38 O-ring. The size of the O-Ring is not tied to the size of the filter, but to the filter housing. Lubricate the Pentek O-ring with clean silicone grease and properly set it in the groove below the threads of the housing unit.
Compatible Models:
The Pentek 151121 O-Ring Replacement for American Plumber W38-OR is correct replacement for the following model numbers:
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