At One Click Purchasing, we are your reliable source for the NSN part 1644 manufactured by Modular Devices Inc. We carry a wide range of popular NSN items on our website, including Intercommunication Station like part number 1644 which is listed with the NSN 5831014978798 for easy identification. If you are interested in 1644 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.