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- Culligan / Pentek OR-38 O-Ring Information:
- The OR-38 O-Ring is a lubricated rubber gasket for many brands of under sink and whole house water filtration housings.
- The OR-38 o-ring gasket is used to seal the housing canister to the housing cap to prevent leaks in the water filter system.
- The OR-38 oring can be used with 3/8" inlet/outlet housings with a 3.5" diameter housing sump.
- The OR-38 rubber o-ring is 3.5" in diameter and is a Buna-N o-ring.
- The OR-38 O-Ring has been branded under Ace Hardware, American Plumber, Ametek, Culligan, Pentek, US Filter Plymouth Products. The American Plumber model number for the OR-38 is the W38-OR O-Ring.
- The OR-38 can be used with many water filter housings including Ace Hardware, American Plumber, Ametek, Culligan, MasterPlumber, Pentek, and US Filter Plymouth Products.
- The Pentek OR-38 o-ring gasket should be well lubricated with silicone lubricant to prevent leaks in the water filtration system.
- The OR-38 oring should be replaced every two filter changes or if there is damage to the OR-38 oring.
