At One Click Purchasing, we are your reliable source for the NSN part F977439 manufactured by Fetterolf Corporation. We carry a wide range of popular NSN items on our website, including Plate Spectacle Val like part number F977439 which is listed with the NSN 4820016311697 for easy identification. If you are interested in F977439 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.