Watts RK 909 C 10 Part of the RK 909 Series HDPE 0 Outlet Connection Size 1 0 Outlet Connection Size 1 1 4 IN Outlet Connection Type Female Threaded Outlet Thread Type FPT Part Number 0123234 Port Type Full Seat Material Carbon Glass Reinforced PTFE Durafill Series LFB6800 Stem Packing Material Glass Reinforced PTFE Stem Shaft Material 316 Stainless Steel Stem Type Blowout Proof Thrust Washer Material Glass Reinforced PTFE Valve Style 3 piece WOG Rating 400 PSI Specification Sheet LFB6800 Specifications Backflow Preventer Type Dual Check Body Finish Bronze Body Material Lead Free Brass Body Pattern Inline Brand Watts Bypass No Cap And Tether No Disc Material Santoprene EAN 098268824896 Elbow Fitting No Hazard Protection Level Non Health Hazard Hot And Harsh Water No Hydrant Connection No Inlet Connection Size 3 4 IN Inlet Connection Size Metric 19 MM Inlet Connection Type Union Female Threaded Inlet Shutoff Valve Type No Shutoff Valve Inlet Thread Type NPT Lead Free YES Maximum Temperature Fahrenheit 180 Maximum Working Pressure BAR 12 Features Factory replacement kit No special tools required for changing parts