Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B3280 34000 found under Microcircuit Memory by Selex Es Limited. The National Stock Number assigned to this part is 5962012703575, and the Federal Supply Class is 5962 Microcircuits Electronic. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B3280 34000.