CGA973 Medical Oxygen Valves Grid view List view CGA973 Post Valve .750″ UNF 3360 PSI CGA973 Medical Oxygen Post Valve Stainless Steel Coat Brass Material .750″ Thread Size 3360 PSI Safety Add to Quote CGA973 Post Valve 1/2″ NGT 3360 PSI CGA973 Medical Oxygen Post Valve Stainless Steel Coat Brass Material 1/2″ Thread Size 3360 PSI Safety Add to Quote