Val Matic 508A DB6F Swing Flex Check Valve Swing, Inline Valve Body, 8 in Pipe Size, Flange x Flange, Std FZ1608 Mallet Product Grouping Rubber Mallets Mallet Product Grouping Rubber Mallets Head Material Rubber Head Weight 18 oz Handle Material Wood Tether Capable Tether Capable Item Rubber Mallet Handle Color Natural Head Color Black Features Minimize Surface Damage Tether Style Standard Tool (Accessory Needed for Tethering) Series Compo Cast Face Shape Round Non Marring Yes Non Magnetic Yes Dead Blow Hammer No Tether Ready No Handle Attachment Molded Hammer Type Mallet 000 psi Gauge Port 1 4 in Female NPTF Gauge Port Type NPTF Hose Coupler Port Gender Female Maximum Pressure 10 Cracking Pressure 0 Connection Type Flanged x Flanged Connection Flanged Body Material Ductile Iron ASTM A536 Seat Material Buna N Material of Construction Cast Iron ASTM A 126 Application Valves General Purpose Body Material Valves Cast Iron Connection Type Check Valves Flange x Flange Flow Design Single Max