Captain O-Ring LLC

This 3 Pack of replacement o-rings is compatible with Whirlpool WHKF-DWHBB & American Plumber W10-PR water filter housings. The o-rings have an approximate outside diameter of 5-3/4" and are made of nitrile butadiene rubber (Buna-N) for flexibility and resistance to abrasion and tearing during installation and long term use. What to expect: This item includes three (3) O-Rings in a resealable zip-top poly bag with "Captain O-Ring" branded packaging. Manufactured and warrantied against defect for one year by Captain O-Ring LLC. "Captain O-Ring" is a registered trademark of Captain O-Ring LLC.