At One Click Purchasing, we are your reliable source for the NSN part 84139 manufactured by Aero International Incorporated. We carry a wide range of popular NSN items on our website, including Core Assy Heat Exch like part number 84139 which is listed with the NSN 1660006923307 for easy identification. If you are interested in 84139 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.