At One Click Purchasing, we are your reliable source for the NSN part OR4740 manufactured by Caterpillar Inc. We carry a wide range of popular NSN items on our website, including Compressor like part number OR4740 which is listed with the NSN 2530014680048 for easy identification. If you are interested in OR4740 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.