CGA500 Medical Oxygen Valves Grid view List view CGA500 Valve .750″ UNF 3360 PSI CGA500 Medical Oxygen Post Valve Stainless Steel Coat Brass Material .750″ Thread Size 3360 PSI Safety Add to Quote CGA500 Valve 3/4″ NGT 3360 PSI CGA500 Medical Oxygen Post Valve Stainless Steel Coat Brass Material 3/4″ Thread Size 3360 PSI Safety Add to Quote