Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 509E619YD found under Nozzle Steam Turbin by General Electric Inc. The National Stock Number assigned to this part is 2825014566746, 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 509E619YD.