At One Click Purchasing, we are your reliable source for the NSN part 28309D manufactured by Frederick Custom Machining Inc. We carry a wide range of popular NSN items on our website, including Pump Unit Centrifug like part number 28309D which is listed with the NSN 4320009647190 for easy identification. If you are interested in 28309D 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.