At One Click Purchasing, we are your reliable source for the NSN part 839-020A manufactured by Armature Coil Equipment Inc. We carry a wide range of popular NSN items on our website, including Gearshaft Spur like part number 839-020A which is listed with the NSN 3040015967233 for easy identification. If you are interested in 839-020A 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.