At One Click Purchasing, we are your reliable source for the NSN part B40 21 manufactured by Isotta Fraschini Motori Spa. We carry a wide range of popular NSN items on our website, including Core Flexible Shaft like part number B40 21 which is listed with the NSN 3040151800034 for easy identification. If you are interested in B40 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.