At One Click Purchasing, we are your reliable source for the NSN part B40-12 manufactured by Varian Associates Inc. We carry a wide range of popular NSN items on our website, including Transistor like part number B40-12 which is listed with the NSN 5961010719880 for easy identification. If you are interested in B40-12 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.