Watts 174A 075 2 Part of the 174A Series silt fence selector Features Horizontal back to back Features Horizontal back to back Specifications Body Material Iron Brand Watts EAN 098268586794 Inlet Connection Size 1 1 4 IN Inlet Connection Type Female Threaded Inlet Thread Type NPTF Lead Free Not In Scope Maximum Working Pressure PSI 56 Outlet Connection Size 1 1 2 IN Outlet Connection Type Female Threaded Outlet Thread Type NPTF Part Number F383484 Pressure Range Does Not Apply to Product Pressure Relief Setting PSI 75 Series 740 Specification Sheet 174A 740 (Spanish) 1 kPa) with corresponding high pressure ratings up to 7