At One Click Purchasing, we are your reliable source for the NSN part 175-439 manufactured by The Charles Machine Works Inc. We carry a wide range of popular NSN items on our website, including Sprocket Wheel like part number 175-439 which is listed with the NSN 3020013180371 for easy identification. If you are interested in 175-439 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.