At One Click Purchasing, we are your reliable source for the NSN part GS20 manufactured by Wittek Companies Intl Inc. We carry a wide range of popular NSN items on our website, including Clamp Hose like part number GS20 which is listed with the NSN 4730002782523 for easy identification. If you are interested in GS20 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.