905320 (Febco) | 2-1/2 - 10 Inch | 860/880 RP Internal Module Relief Valve KitThis Relief Valve Module Kit is Used to Repair The Internal Module to Relief Valve 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 Internal Module of The Applicable Valves. All Parts Are Genuine And Original to The Valve. Febco 905320