Gas Switchover System Compatible Gas Type Argon Helium Nitrogen Gas Purity Rating 99.9995 Percent CGA Number CGA 580 Helium Leak Integrity Rating 1 x 10-6 Maximum Inlet Pressure 3 000 psig Outlet Pressure (Maximum) 125 psig Outlet Connection Type NPT Outlet Thread Direction Right Hand Inlet Connection Size 0.965 In.-14 Inlet Connection Type NGO Inlet Thread Direction Right Hand Body Finish Chrome Plated Body Material Brass Application Cutting Welding Control Type Knob