At One Click Purchasing, we are your reliable source for the NSN part 21047 manufactured by Dresser Industries Inc. We carry a wide range of popular NSN items on our website, including Washer Lock like part number 21047 which is listed with the NSN 5310004706109 for easy identification. If you are interested in 21047 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.