At One Click Purchasing, we are your reliable source for the NSN part 20740-1 manufactured by Cec Vibration Products Inc. We carry a wide range of popular NSN items on our website, including Gasket like part number 20740-1 which is listed with the NSN 5330006916507 for easy identification. If you are interested in 20740-1 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.