At One Click Purchasing, we are your reliable source for the NSN part 40X12 manufactured by Eaton Aerospace Ltd. We carry a wide range of popular NSN items on our website, including Seal Assembly like part number 40X12 which is listed with the NSN 4820005646943 for easy identification. If you are interested in 40X12 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.