At One Click Purchasing, we are your reliable source for the NSN part 19-1543 manufactured by Keuffel And Esser Co. We carry a wide range of popular NSN items on our website, including Paper Drafting Guid like part number 19-1543 which is listed with the NSN 7530007974695 for easy identification. If you are interested in 19-1543 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.