At One Click Purchasing, we are your reliable source for the NSN part H5503 manufactured by Electran Mfg Co. We carry a wide range of popular NSN items on our website, including Reactor like part number H5503 which is listed with the NSN 5950005182052 for easy identification. If you are interested in H5503 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.