At One Click Purchasing, we are your reliable source for the NSN part 1659M manufactured by Acorn Engineering Company. We carry a wide range of popular NSN items on our website, including Clock Master Regula like part number 1659M which is listed with the NSN 6645013420926 for easy identification. If you are interested in 1659M 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.