Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A21 2648 found under Bearing Pump Drive by Garwood Feller Inc. The National Stock Number assigned to this part is 3120007000617, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A21 2648.