At One Click Purchasing, we are your reliable source for the NSN part B13421-4 manufactured by Emerson Electric Co. We carry a wide range of popular NSN items on our website, including Brush Electrical Co like part number B13421-4 which is listed with the NSN 5977011367728 for easy identification. If you are interested in B13421-4 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.