Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 68472020 found under Gear Helical by Nord Gear Corporation. The National Stock Number assigned to this part is 3020014457823, 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 68472020.