At One Click Purchasing, we are your reliable source for the NSN part 2221-1 manufactured by Karl Senner Llc. We carry a wide range of popular NSN items on our website, including Brake Drum like part number 2221-1 which is listed with the NSN 3040013138062 for easy identification. If you are interested in 2221-1 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.