Specification Brand : Denali Pure BulletPoint : Replacement for Reverse Osmosis 10 inch Standard Filter BulletPoint1 : O Ring 151122 Compatible with Big Blue Water Filter Housings Compatible with WS03X10039 Pentek Big Blue 151122 GXWH30C GXWH35F GXWH40L WHKF-DWHBB, WHKF- C9 WSO3X10039 Culligan HD-950A BulletPoint2 : Replacement for the following part numbers (see description below for full water filter compatibility list): Ace for Hardware 4001756; American Plumber 152032, W10-OR; APEC O-RING-HB; Ametek Kleen-Plus 151122-03; Culligan OR-100, 151122-27, 01019189; HomeMaster #Oring122; Pentek 151122, BB BUNA-N BulletPoint3 : The 151122 O-RING Made from High quality rubber material nitrile butadiene rubber flexibility and resistance to abrasion and tearing ensuring durability and longevity BulletPoint4 : Easy to install, with no tools required. Simply remove the old O-rings and replace them with the new ones, ensuring a tight seal for optimal performance BulletPoint5 : Includes Brand New-Unused Parts 6 Pack O-rings providing a spare for future replacements Color : black ExternallyAssignedProductIdentifier1 : 0711841379360 ExternallyAssignedProductIdentifier2 : 711841379360 ExternalTestingCertification : NSF ItemName : 4-Pack Replacement for Compatible with OmniFIlter OB1 Granular Activated Carbon Filter - Universal 10-inch Cartridge Compatible with OmniFIlter Water Filter Unit - Model OB1 - Blue Tank ItemPackageDimensions_Height : 18.1102 centimeters ItemPackageDimensions_Length : 0.889 centimeters ItemPackageDimensions_Width : 14.097 centimeters ItemTypeKeyword : undersink-water-filtration-system-replacement-parts Manufacturer : Denali Pure Material : Carbon Fiber ModelNumber : WF-RO-GAC10-4PK-DL79 NumberOfItems : 50 PartNumber : WF-RO-GAC10-4PK-DL79 ProductBenefit : Removes impurities and contaminants for cleaner, healthier water ProductDescription : This is a Denali Pure Brand replacement part, NOT an OEM product. All mentions of brand names or model descriptions are made strictly to illustrate compatibility. All brand names and logos are registered trademarks of their respective owners. This product is not affiliated with any OEM brands and is not covered under any warranties offered by the original manufacturers. Any warranties for this product are offered solely by Denali Pure. ProductSiteLaunchDate : 2016-02-28T08:00:00.000Z Size : 1 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 4 UnspscCode : 52161500