At One Click Purchasing, we are your reliable source for the NSN part 590004-B manufactured by Eaton Aerospace Ltd. We carry a wide range of popular NSN items on our website, including Light Indicator like part number 590004-B which is listed with the NSN 6210010273345 for easy identification. If you are interested in 590004-B 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.