At One Click Purchasing, we are your reliable source for the NSN part BB1-1NPT manufactured by Milwaukee Valve Company Inc. We carry a wide range of popular NSN items on our website, including Valve Check like part number BB1-1NPT which is listed with the NSN 4820011180930 for easy identification. If you are interested in BB1-1NPT 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.