Regulator MD 1-Stage Acetylene CGA300 Number of Stages Single Stage Manufacturer Part Number RUH8211-1 Inlet Connection Gender Male Outlet Pressure (Maximum) 15 psig Outlet Connection Gender Male Outlet Connection Size 9/16 In.-18 Body Material Brass Diaphragm Material Neoprene CGA Number CGA 300 Hose Fitting Size B Bonnet Material Polished Chrome Duty Rating Heavy Duty