905053S (Febco) | 1-1/2 - 2 Inch | 805Y/825Y First And Second Check Rubber Repair Kit SiliconeThis Silicone Check Valve Rubber Parts Kit, RC3, Includes The Parts Necessary to Repair or Replace The Check Valve Silicone Rubber Parts of a 1 1 2 And 2 Inch Reduced Pressure Zone Assembly. This Kit Consists of All Silicone Rubber Parts Necessary to Repair The Check Valve of The Applicable Valve. All Parts Are Genuine And Original to The Valve. Febco 905053S