At One Click Purchasing, we are your reliable source for the NSN part 140-656 manufactured by The Charles Machine Works Inc. We carry a wide range of popular NSN items on our website, including Idler Sprocket Mount Boom like part number 140-656 which is listed with the NSN 3020012979302 for easy identification. If you are interested in 140-656 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.