At One Click Purchasing, we are your reliable source for the NSN part S4391 manufactured by Samarius Precision Instruments Inc. We carry a wide range of popular NSN items on our website, including Resistor Variable W like part number S4391 which is listed with the NSN 5905009173270 for easy identification. If you are interested in S4391 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.