At One Click Purchasing, we are your reliable source for the NSN part 190-1012 manufactured by American Couplings Co. We carry a wide range of popular NSN items on our website, including Reducer Hose like part number 190-1012 which is listed with the NSN 4730013099980 for easy identification. If you are interested in 190-1012 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.