Light/Medium Duty Oxygene Regulator A-Conn/CGA540, Number of Stages Single Stage, Compatible Gas Type Oxygen, Control Type T-Handle, Manufacturer Part Number RO100, Inlet Connection Gender Male, Outlet Pressure (Maximum) 60 psig, Outlet Connection Gender Male, Outlet Connection Size 3/8 In.-24, Body Material Brass, Diaphragm Material Neoprene, CGA Number CGA 540, Hose Fitting Size A, Duty Rating Light Duty