At One Click Purchasing, we are your reliable source for the NSN part 551BK manufactured by Oxford Pendaflex Corp. We carry a wide range of popular NSN items on our website, including Copyholder Typists like part number 551BK which is listed with the NSN 7520007542554 for easy identification. If you are interested in 551BK 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.