At One Click Purchasing, we are your reliable source for the NSN part 19603B manufactured by Gurley Precision Instruments Inc. We carry a wide range of popular NSN items on our website, including Tangent Screw Stem like part number 19603B which is listed with the NSN 6675003533723 for easy identification. If you are interested in 19603B 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.