At One Click Purchasing, we are your reliable source for the NSN part AAC4220-16 manufactured by Allan Aircraft Supply Co Llc. We carry a wide range of popular NSN items on our website, including Elbow Tube like part number AAC4220-16 which is listed with the NSN 4730013660693 for easy identification. If you are interested in AAC4220-16 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.