At One Click Purchasing, we are your reliable source for the NSN part B-109242 manufactured by Clevite An Imperial Clevite Co. We carry a wide range of popular NSN items on our website, including Seal Plain Encased like part number B-109242 which is listed with the NSN 5330011634620 for easy identification. If you are interested in B-109242 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.