Specialty Gas Regulator Maximum Gauge Outlet Pressure 400 psig Number of Stages Two Stage Compatible Gas Type Acetylene Control Type T-Handle Inlet Connection Type NGO Inlet Connection Gender Male Inlet Connection Size 0.825 In.-14 Outlet Pressure (Maximum) 15 psig Outlet Connection Gender Male Outlet Connection Size 9/16 In.-18 Outlet Connection Type UNF Body Material Brass Body Finish Chrome Plated Diaphragm Material Neoprene CGA Number CGA 300