At One Click Purchasing, we are your reliable source for the NSN part 1A1981 manufactured by Caterpillar Inc. We carry a wide range of popular NSN items on our website, including Pin Straight Headle like part number 1A1981 which is listed with the NSN 5315002766776 for easy identification. If you are interested in 1A1981 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.