At One Click Purchasing, we are your reliable source for the NSN part CH640 manufactured by Vaco Products Co. We carry a wide range of popular NSN items on our website, including Screwdriver Clutch like part number CH640 which is listed with the NSN 5120006184908 for easy identification. If you are interested in CH640 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.