At One Click Purchasing, we are your reliable source for the NSN part 400492 manufactured by Spartan Aerospace Llc. We carry a wide range of popular NSN items on our website, including Spacer Ring like part number 400492 which is listed with the NSN 5365007814949 for easy identification. If you are interested in 400492 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.