Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E75450042 found under Gear Drive Motion by Axletech International Inc. The National Stock Number assigned to this part is 3020145252982, and the Federal Supply Class is 3020 Gear Pulley Sprocket And Transmission Chain. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like E75450042.