At One Click Purchasing, we are your reliable source for the NSN part CB40 manufactured by Fn Herstal Sa. We carry a wide range of popular NSN items on our website, including Gage Headspace like part number CB40 which is listed with the NSN 5220010438212 for easy identification. If you are interested in CB40 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.