At One Click Purchasing, we are your reliable source for the NSN part 5378-21 manufactured by Milwaukee Electric Tool Corp. We carry a wide range of popular NSN items on our website, including Hammer Drill Electr like part number 5378-21 which is listed with the NSN 5130015894566 for easy identification. If you are interested in 5378-21 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.