At One Click Purchasing, we are your reliable source for the NSN part 639173 manufactured by L Tec Welding And Cutting Systems. We carry a wide range of popular NSN items on our website, including Tip Cutting Torch like part number 639173 which is listed with the NSN 3433010418419 for easy identification. If you are interested in 639173 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.