WSO3X10039 Water Filter O Ring for GXWH30C, GXWH35F, GXWH40L & 151122 by KleenWater
GE Model# WSO3X10039 Compatible Water Filter Housing Replacement O Ring by KleenWaterThis o-ring will accommodate 4.5 inch filter housings which require large diameter cartridges. These cartridges have an approximate diameter of 4.5 inches. The o ring itself actually measures approximately 5.465 inches (inside diameter). We recommend consumers keep a spare o ring on hand to avoid urgent situations.  This o-ring is compatable with GE filter housings: GXWH30C, GXWH35F, GXWH40L, Part # 151122. An o-ring facilitates a water tight seal between the water filter sump and the water filter head. The most common o rings (o-rings) used in water filtration are made from Buna N material. Buna N is also commonly referred to as nitrile. This is the ideal choice for cold water filtration because they are inexpensive and have superior performance characteristics.