At One Click Purchasing, we are your reliable source for the NSN part AT-477 manufactured by Teledyne Instruments Inc. We carry a wide range of popular NSN items on our website, including Sonar Transducer like part number AT-477 which is listed with the NSN 5845015018311 for easy identification. If you are interested in AT-477 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.