At One Click Purchasing, we are your reliable source for the NSN part GB520ES30 manufactured by U S Bearings And Drives Inc. We carry a wide range of popular NSN items on our website, including Bearing Plain Self like part number GB520ES30 which is listed with the NSN 3120012584697 for easy identification. If you are interested in GB520ES30 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.