At One Click Purchasing, we are your reliable source for the NSN part A1439 manufactured by Thern Inc. We carry a wide range of popular NSN items on our website, including Bearing Ball Annula like part number A1439 which is listed with the NSN 3110001305514 for easy identification. If you are interested in A1439 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.