At One Click Purchasing, we are your reliable source for the NSN part VB403 manufactured by Curtis Toledo Inc. We carry a wide range of popular NSN items on our website, including O Ring like part number VB403 which is listed with the NSN 5331004922983 for easy identification. If you are interested in VB403 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.