At One Click Purchasing, we are your reliable source for the NSN part 6491 manufactured by Evans Tempcon Inc. We carry a wide range of popular NSN items on our website, including Control Assembly Shutter like part number 6491 which is listed with the NSN 2930004075068 for easy identification. If you are interested in 6491 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.