At One Click Purchasing, we are your reliable source for the NSN part 3H3681 manufactured by Caterpillar Inc. We carry a wide range of popular NSN items on our website, including Nut Plain Hexagon like part number 3H3681 which is listed with the NSN 5310010534818 for easy identification. If you are interested in 3H3681 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.