At One Click Purchasing, we are your reliable source for the NSN part USM-3 manufactured by Walz And Krenzer Inc. We carry a wide range of popular NSN items on our website, including Fuseholder Block like part number USM-3 which is listed with the NSN 5920014475825 for easy identification. If you are interested in USM-3 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.