At One Click Purchasing, we are your reliable source for the NSN part 74309 manufactured by Dresser Industries Inc. We carry a wide range of popular NSN items on our website, including Pin Grooved Headles like part number 74309 which is listed with the NSN 5315002737986 for easy identification. If you are interested in 74309 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.