1/2" DuraChoice SS 304 Stainless Steel Ball Valve - Full Port, 1000 WOG for Water, Oil, and Gas with Blue Locking Handles, NPT Connection Two-Piece Investment cast body SS304 Working Pressure 1,000 psi (WOG) Minimal pressure drop due to large full size ports Suitable for full range of liquids and gas Temperature range : -60 to 450 degree Fahrenheit Low operation torque 100% individually tested Blowout-proof stem Female*Male NPT Threaded ends to ANSI B1.20.1 Heavy duty locking handles with blue vinyl insulator