Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AA7BA4420 found under Cylinder And Crankcase by American Terra Vehicles Inc. The National Stock Number assigned to this part is 2805001019439, and the Federal Supply Class is 2805 Gasoline Reciprocating Engines Except Aircraft And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AA7BA4420.