At One Click Purchasing, we are your reliable source for the NSN part P-31B manufactured by Textron Inc. We carry a wide range of popular NSN items on our website, including Pilot Counterbore like part number P-31B which is listed with the NSN 3460002520479 for easy identification. If you are interested in P-31B 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.