At One Click Purchasing, we are your reliable source for the NSN part 3S423-001 manufactured by Nikon Inc. We carry a wide range of popular NSN items on our website, including Switch Lensometer O like part number 3S423-001 which is listed with the NSN 5930014166048 for easy identification. If you are interested in 3S423-001 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.