At One Click Purchasing, we are your reliable source for the NSN part 5216 manufactured by Vescor Inc. We carry a wide range of popular NSN items on our website, including Breather like part number 5216 which is listed with the NSN 3040015521120 for easy identification. If you are interested in 5216 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.