At One Click Purchasing, we are your reliable source for the NSN part R6387 manufactured by Ulstein Usa Inc. We carry a wide range of popular NSN items on our website, including O Ring like part number R6387 which is listed with the NSN 5331014973438 for easy identification. If you are interested in R6387 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.