Watts RK 009 VT 3 4 1 Part of the RK 009 Series ZA100F 8NH Specifications Blowdown Outlet Connection Female Specifications Blowdown Outlet Connection Female Threaded Blowdown Outlet Size 1 2 IN Body Material Cast Iron Body Pattern Wye Brand Watts Class Rating 126 EAN 098268832983 Epoxy Coating Type None Gasket Material Garlock Inlet Connection Size 3 4 IN Inlet Connection Size Metric 20 MM Inlet Connection Type Female Threaded Inlet Thread Type NPT Lead Free YES Outlet Connection Size 3 4 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0220313 Plug Material Cast Iron Retainer Cover Material Cast Iron Retainer Cover Type Tapped with Closure Plug Screen Material Stainless Steel Screen Size 60 MESH Series 77S Strainer Type Wye WOG Rating 400 PSI Specification Sheet 77S M1 This repair kit is a factory replacement for the 3 4 and 1 inch Watts backflow preventer relief valve cover and cover O ring relief valve spring No special tools required for servicing