At One Click Purchasing, we are your reliable source for the NSN part X12021 manufactured by Firing Circuits Inc. We carry a wide range of popular NSN items on our website, including Cover Terminal Boar like part number X12021 which is listed with the NSN 5940012192251 for easy identification. If you are interested in X12021 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.