Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 90-14037992 found under Propeller Flange As by Wheeler Bros Inc. The National Stock Number assigned to this part is 2520011472267, and the Federal Supply Class is 2520 Vehicular Power Transmission Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 90-14037992.