At One Click Purchasing, we are your reliable source for the NSN part 21667-1 manufactured by Astrocom Electronics Inc. We carry a wide range of popular NSN items on our website, including Insulation Sleeving like part number 21667-1 which is listed with the NSN 5970000106529 for easy identification. If you are interested in 21667-1 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.