At One Click Purchasing, we are your reliable source for the NSN part 55139-524 manufactured by Sps Technologies Ltd. We carry a wide range of popular NSN items on our website, including Nut Self Locking Ex like part number 55139-524 which is listed with the NSN 5310005965694 for easy identification. If you are interested in 55139-524 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.