Medical Gas Ball Valves Medical Gas Ball Valves conform to NFPA 99–2012, section Valves are full port, 1/4 turn, double seal, ball-type, three piece design with forged brass body and chrome-plated brass ball. They are designed for working pressures up to 600 psig and the body has Teflon® material ball seats and Teflon® material stem seals. Seats, seals, lubricants and valve materials are compatible with USP oxygen, nitrous oxide, medical air, carbon dioxide, helium, nitrogen and mixtures thereof at continuous pressure of up to 600 psig and vacuum service to 29″ Hg. Medical gas ball valves are provided with type-K copper tube extensions for connections on the pipeline. They are serviceable in the line and supplied clean and prepared for oxygen service per CGA G-4.1. Valves are capped and packaged in a polyethylene bag to keep them clean. Features & Benefits of Medical Gas Ball Valves Three Piece Construction Forged Brass Components Lowest Pressure Drop Type K Copper Tube Ends Dual Gage Ports Included Easy to Service USA Assembly and Test Oxygen Cleaned and Packaged All Valves are Tested   This information is provided by our supplier for medical gas ball valves.  Thanks to US Valve.