At One Click Purchasing, we are your reliable source for the NSN part JJ63S400A manufactured by Spd Electrical Systems Inc. We carry a wide range of popular NSN items on our website, including Circuit Breaker like part number JJ63S400A which is listed with the NSN 5925013052594 for easy identification. If you are interested in JJ63S400A 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.