At One Click Purchasing, we are your reliable source for the NSN part RB3189 manufactured by Cincinnati Valve Company. We carry a wide range of popular NSN items on our website, including Flange Gland Valve like part number RB3189 which is listed with the NSN 4820016320945 for easy identification. If you are interested in RB3189 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.