At One Click Purchasing, we are your reliable source for the NSN part M9439-2 manufactured by Carleton Life Support Technologies. We carry a wide range of popular NSN items on our website, including Regulator Oxygen Demand like part number M9439-2 which is listed with the NSN 1660016708084 for easy identification. If you are interested in M9439-2 item, then take the advantage of our online RFQ service, or peruse our website as you see fit to find other items of interest that you may wish to learn more about.