Watts 957 NRS FS 8 Part of the 957 Series Pipe Connection Fitting Specifications Body Material Iron Brand Specifications Body Material Iron Brand Watts Buy American Act Compliant NO Class Rating 125 or 150 Control Type Lever Handle CV Rating 302 GPM Disc Material Stainless Steel EAN 098268595772 Inlet Connection Size 3 IN Inlet Connection Type Wafer Lead Free YES Maximum Operating Temperature Fahrenheit 248 Maximum Working Pressure PSI 200 Minimum Temperature Fahrenheit 33 Operating Torque Dry 387 in lbs Operating Torque Wet 250 in lbs Outlet Connection Size 3 IN Outlet Connection Type Wafer Part Number 0525365 Seat Material EPDM Series DBF 04 Silicone Free Yes Stem Shaft Material Stainless Steel Valve Style Wafer Specification Sheet DBF and air to move through the fabric so it does not adversely affect the soil hydrology Bottom mounted cast stainless steel relief valve 50 Minimum Temperature Fahrenheit 33 Outlet Connection Size 8 IN Outlet Connection Type Grooved Joint Outlet Shutoff Valve Type Non Rising Stem Gate Valve Outlet Thread Type Does Not Apply To Product Part Number F111606 Polymer Coating No Pressure Operation Continuous Protection Type Backpressure and Backsiphonage Seat Material Engineered Plastic Series 957 Strainer No Technologies Flood Detection Tradename None Specification Sheet 957