Flowmeter Compatible Gas Type Argon Carbon Dioxide Helium Mounting Type Pipeline Regulator Inlet Connection Gender Female Inlet Thread Direction Right Hand Inlet Connection Size 9/16 In.-18 Inlet Connection Type UNF Maximum Inlet Pressure 25 psig Outlet Connection Gender Female Outlet Connection Size 5/8 In.-18 Outlet Connection Type UNF Argon Flow Rate (Maximum) 50 scfh Carbon Dioxide Flow Rate (Maximum) 40 scfh Helium Flow Rate (Maximum) 150 scfh Product Type Flowmeter