At One Click Purchasing, we are your reliable source for the NSN part SD20989 manufactured by National Semiconductor Corp. We carry a wide range of popular NSN items on our website, including Microcircuit Digita like part number SD20989 which is listed with the NSN 5962011264942 for easy identification. If you are interested in SD20989 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.