905603 (Febco) | 2-1/2 - 10 Inch | 860/880 RP Total Relief Valve Repair KitThis Relief Valve Module Kit is Used to Repair The Relief Valve Module of a 2 1 2 to 10 Inch Reduced Pressure Zone Assembly, Series 860 And 880V. This Kit Consists of All Parts Necessary For Repair of The Relief Valve Module of The Applicable Valves. Improved With a Stainless Steel Relief Valve Seat For Greater Dependability And Extended Valve Life. All Parts Are Genuine And Original to The Valve. Febco 905603