At One Click Purchasing, we are your reliable source for the NSN part 20452-A manufactured by Atwood And Morrill Co Inc. We carry a wide range of popular NSN items on our website, including Adjustable Screw Lock like part number 20452-A which is listed with the NSN 4820012821308 for easy identification. If you are interested in 20452-A 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.