At One Click Purchasing, we are your reliable source for the NSN part 1540 manufactured by Textron Lycoming Inc. We carry a wide range of popular NSN items on our website, including Plug Machine Thread like part number 1540 which is listed with the NSN 5365003241457 for easy identification. If you are interested in 1540 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.