At One Click Purchasing, we are your reliable source for the NSN part 50SB manufactured by Trellex Morse Inc. We carry a wide range of popular NSN items on our website, including Chain Roller like part number 50SB which is listed with the NSN 3020013532150 for easy identification. If you are interested in 50SB 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.