At One Click Purchasing, we are your reliable source for the NSN part 3-688 manufactured by Everco Industries Inc. We carry a wide range of popular NSN items on our website, including Hose Assembly Nonmetallic like part number 3-688 which is listed with the NSN 4720012200906 for easy identification. If you are interested in 3-688 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.