At One Click Purchasing, we are your reliable source for the NSN part 166121 manufactured by W W Grainger Inc. We carry a wide range of popular NSN items on our website, including Solenoid Electrical like part number 166121 which is listed with the NSN 5945015886585 for easy identification. If you are interested in 166121 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.