At One Click Purchasing, we are your reliable source for the NSN part 502003 manufactured by Sigma Tek Inc. We carry a wide range of popular NSN items on our website, including Switch Rotary like part number 502003 which is listed with the NSN 5930007952881 for easy identification. If you are interested in 502003 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.