At One Click Purchasing, we are your reliable source for the NSN part 439-001-000021 manufactured by Gibbs And Co Inc. We carry a wide range of popular NSN items on our website, including Cable Assembly Spec like part number 439-001-000021 which is listed with the NSN 5995015404227 for easy identification. If you are interested in 439-001-000021 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.