At One Click Purchasing, we are your reliable source for the NSN part 1613503-3 manufactured by Carleton Life Support Technologies. We carry a wide range of popular NSN items on our website, including Orifice Valve like part number 1613503-3 which is listed with the NSN 1660000641267 for easy identification. If you are interested in 1613503-3 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.