At One Click Purchasing, we are your reliable source for the NSN part 521266-1 manufactured by Peerless Electronics Inc. We carry a wide range of popular NSN items on our website, including Switch Sensor like part number 521266-1 which is listed with the NSN 5930013174572 for easy identification. If you are interested in 521266-1 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.