At One Click Purchasing, we are your reliable source for the NSN part 431238 manufactured by Litton Systems Inc. We carry a wide range of popular NSN items on our website, including Filter Waveguide like part number 431238 which is listed with the NSN 5985001276276 for easy identification. If you are interested in 431238 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.