At One Click Purchasing, we are your reliable source for the NSN part XL20S manufactured by E And M Laboratories. We carry a wide range of popular NSN items on our website, including Switch Waveguide like part number XL20S which is listed with the NSN 5985004059862 for easy identification. If you are interested in XL20S 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.