At One Click Purchasing, we are your reliable source for the NSN part 4821-52000 manufactured by Rapistan Corp. We carry a wide range of popular NSN items on our website, including Chain Roller like part number 4821-52000 which is listed with the NSN 3020005279774 for easy identification. If you are interested in 4821-52000 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.