At One Click Purchasing, we are your reliable source for the NSN part 405E manufactured by Spence Engineering Co Inc. We carry a wide range of popular NSN items on our website, including Stem E Main Valve like part number 405E which is listed with the NSN 4820009575532 for easy identification. If you are interested in 405E 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.