At One Click Purchasing, we are your reliable source for the NSN part 4181 manufactured by 80 20 Inc. We carry a wide range of popular NSN items on our website, including Clampblock like part number 4181 which is listed with the NSN 5342016719916 for easy identification. If you are interested in 4181 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.