At One Click Purchasing, we are your reliable source for the NSN part 1903-40 manufactured by United Equipment Pty Ltd. We carry a wide range of popular NSN items on our website, including Printed Circuit Boa like part number 1903-40 which is listed with the NSN 5998001612810 for easy identification. If you are interested in 1903-40 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.