Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 744223 found under Turbine Rotor Turbine Engine Ste by United Technologies Corporation. The National Stock Number assigned to this part is 2825001405596, and the Federal Supply Class is 2825 Steam Turbines And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 744223.