At One Click Purchasing, we are your reliable source for the NSN part 170742-401 manufactured by Dy 4 Systems Inc. We carry a wide range of popular NSN items on our website, including Oscillator Crystal like part number 170742-401 which is listed with the NSN 5963219141641 for easy identification. If you are interested in 170742-401 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.