At One Click Purchasing, we are your reliable source for the NSN part MRTB20E56-089 manufactured by Amphenol Optimize Manufacturing Co. We carry a wide range of popular NSN items on our website, including Terminal Junction Block Sectional like part number MRTB20E56-089 which is listed with the NSN 5940013447777 for easy identification. If you are interested in MRTB20E56-089 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.