At One Click Purchasing, we are your reliable source for the NSN part 1820 manufactured by North American Philips Corp. We carry a wide range of popular NSN items on our website, including Relay Electromagnet like part number 1820 which is listed with the NSN 5945002576941 for easy identification. If you are interested in 1820 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.