At One Click Purchasing, we are your reliable source for the NSN part 56-4550 manufactured by Carolina Biological Supply Company. We carry a wide range of popular NSN items on our website, including Model Arthropod like part number 56-4550 which is listed with the NSN 6910011195303 for easy identification. If you are interested in 56-4550 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.