At One Click Purchasing, we are your reliable source for the NSN part 23-500-921 manufactured by Sigma Tek Inc. We carry a wide range of popular NSN items on our website, including Indice Ring Assembl like part number 23-500-921 which is listed with the NSN 6610011487635 for easy identification. If you are interested in 23-500-921 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.