At One Click Purchasing, we are your reliable source for the NSN part T1A4200 manufactured by Illinois Tool Works Inc. We carry a wide range of popular NSN items on our website, including Valve Safety Relief like part number T1A4200 which is listed with the NSN 4820002874084 for easy identification. If you are interested in T1A4200 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.