At One Click Purchasing, we are your reliable source for the NSN part 621-300SH manufactured by Eaton Corporation. We carry a wide range of popular NSN items on our website, including Coupling Clamp Groo like part number 621-300SH which is listed with the NSN 5342005797107 for easy identification. If you are interested in 621-300SH 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.