At One Click Purchasing, we are your reliable source for the NSN part K390 manufactured by Bailey And Mackey Ltd. We carry a wide range of popular NSN items on our website, including Valve like part number K390 which is listed with the NSN 4820995945670 for easy identification. If you are interested in K390 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.