Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MES-2105A found under Armature Motor by Prestolite. The National Stock Number assigned to this part is 2920004321228, and the Federal Supply Class is 2920 Engine Electrical System Components Nonaircraft. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MES-2105A.