At One Click Purchasing, we are your reliable source for the NSN part 407638 manufactured by Eaton Aerospace Ltd. We carry a wide range of popular NSN items on our website, including Washer Recessed like part number 407638 which is listed with the NSN 5310010442896 for easy identification. If you are interested in 407638 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.