McMaster 6677A13 Tank Mount High Pressure Regulating Valve, for Air and Inert Gas, CGA 580 Ngo Inlet, 200 3000 PSI MFF 05 009 Non UL Required Conduit Material Steel Non UL Required Conduit Material Steel Material Steel Flexible Conduit Color Gray Flexible Conduit Core Material Hot Dipped Galvanized Steel Jacket Material Plastic Special Features Very Flexible Finish Galvanized Flammability Rating ANSI Usable Temperature Range 22 Degrees F to 165 Degrees F Approval Rating ANSI Commercial Industrial Airflow 13 965" 14 Location Side Connection Port Hose Connection Threaded CGA Number 580 Thread Type NGO Gender Male Thread Direction Right Hand Maximum Pressure 3 They automatically reduce a high inlet pressure from compressed gas tanks to a lower