1.Made from high quality rubber material nitrile butadiene rubber flexibility and resistance to abrasion and tearing ensuring durability and longevity2.Approximately 5.5" ID x 5.9" OD x 0.2" Thickness3.Part Number: these o-rings gaskets perfectly fit for the part number 151122, compatible with Pentair Pentek big blue water filters housings, ensuring a tight and secure seal for your water filtration system.4.Filter Housing Compatibility: the o-ring set fit for Ace Hardware 4001756; for American Plumber 152032, W10-OR; for APEC O-RING-HB; for Ametek Kleen-Plus 151122-03; for Culligan OR-100, 151122-27, 01019189; for HomeMaster #Oring122; for Pentek 151122, BB BUNA-N. (Notice: please check your models before purchase)5.Easy to install, with no to.
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