Whirpool Replacement Filter Cap - White - 2260518W Did you throw away the cap when you replaced your filter? It happens! This filter cap "twist-locks" on the end of the filter. The cap fits Whirlpool, KitchenAid, Maytag, Amana, Kenmore, and JennAir side-by-side refrigerators with a push-button filter in the grille at the bottom of the fridge. Has PUR logo molded into face of cap. Fits the following filters: Whirlpool 4396710, 4396841 and compatible filters from other brands