At One Click Purchasing, we are your reliable source for the NSN part 20HS manufactured by Wittek Companies Intl Inc. We carry a wide range of popular NSN items on our website, including Clamp Hose like part number 20HS which is listed with the NSN 4730001778616 for easy identification. If you are interested in 20HS 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.