At One Click Purchasing, we are your reliable source for the NSN part 012390 manufactured by Fastenal Company Inc. We carry a wide range of popular NSN items on our website, including Washer Lock like part number 012390 which is listed with the NSN 5310016650422 for easy identification. If you are interested in 012390 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.