At One Click Purchasing, we are your reliable source for the NSN part 1421D158-8 manufactured by Aero Energy Systems Inc. We carry a wide range of popular NSN items on our website, including Muffler Exhaust like part number 1421D158-8 which is listed with the NSN 2990004888639 for easy identification. If you are interested in 1421D158-8 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.