Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FAN-1256 found under Impeller Fan Axial by Trane Co. The National Stock Number assigned to this part is 2930013171390, and the Federal Supply Class is 2930 Engine Cooling System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like FAN-1256.