At One Click Purchasing, we are your reliable source for the NSN part BS145-4 manufactured by Summit Precision Machining Inc. We carry a wide range of popular NSN items on our website, including Plate Mounting like part number BS145-4 which is listed with the NSN 5340011320820 for easy identification. If you are interested in BS145-4 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.