At One Click Purchasing, we are your reliable source for the NSN part J120R1 manufactured by Sae International. We carry a wide range of popular NSN items on our website, including O Ring like part number J120R1 which is listed with the NSN 5331012720393 for easy identification. If you are interested in J120R1 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.