At One Click Purchasing, we are your reliable source for the NSN part 421663-1 manufactured by Teledyne Camera Systems. We carry a wide range of popular NSN items on our website, including Lead Electrical like part number 421663-1 which is listed with the NSN 5995010620651 for easy identification. If you are interested in 421663-1 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.