At One Click Purchasing, we are your reliable source for the NSN part B12809 manufactured by Electro Impulse Laboratory Inc. We carry a wide range of popular NSN items on our website, including Valve Check like part number B12809 which is listed with the NSN 4820010403446 for easy identification. If you are interested in B12809 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.