At One Click Purchasing, we are your reliable source for the NSN part 49120B manufactured by Cummins Filtration Inc. We carry a wide range of popular NSN items on our website, including Muffler Exhaust like part number 49120B which is listed with the NSN 2990015771044 for easy identification. If you are interested in 49120B 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.