Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 21 045 found under Installer Flywheel by Gw Technologies Pty Ltd. The National Stock Number assigned to this part is 2420997451408, and the Federal Supply Class is 2420 Tractors Wheeled. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 21 045.