Captain O-Ring Replacement 151122 O-Rings Compatible with Pentair Pentek Big Blue Water Filters OEM Size ORing Buna-N (3 Pack)

This replacement 151122 (also called OR-100) O-ring is used to seal Big Blue water filter housings from Pentek as well as a number of other brands.It has an inside diameter of 5-1/2 and outside diameter of just over 5-3/4 inches and is made of nitrile butadiene rubber (Buna-N) for flexibility and resistance to abrasion and tearing.The o-ring fits many Pentek Big Blue filter housings (as well as dozens of similar housings from other brands), which are used in various applications, such as drinking water purification, swimming pools, industrial processes, and more.Compatible with the following filter housing models: Pentek #10 and #20 Big Blue opaque filter housings with 1 or 1-1/2 inlet/outlet connections Aqua-Flo H-PR-10BV-1 APEC HBB-20/HBB-10 series (input sizes: 3/4, 1, 1.5), HBC-20/HBC-10 series (input sizes: 3/4, 1, 1.5) Ace Hardware 49561 Ametek Kleen-Plus HD-10-R50, BBS American Plumber W10-PR, 152014, W2010-PR, 152015, W15-PR, 152016, W2015-PR, 152017, WWHC, 152022 Culligan HD-950, HD-950A Pentek 150237, 150239, 150469, BBFS-22, BBFS-222 The 151122 o-ring is a direct replacement for the following other part numbers: Ace Hardware 4001756 APEC O-RING-HB American Plumber 152032, W10-OR Ametek Kleen-Plus 151122-03 Culligan OR-100, 151122-27, 01019189 Home Master #Oring122 Pentek 151122, BB BUNA-N 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.Note: If your Big Blue filter/'s o-ring is 5.5 in inside diameter, but thicker than 0.165 (closer to 0.com/dp/B074THDBQ2).'