Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 74909141 9 found under Housing Constant Velocity Drive Shaft by Allis Chalmers Corp. The National Stock Number assigned to this part is 2520012694814, 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 74909141 9.