Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 21045345-101 found under Microcircuit Linear by Bae Systems Information And Electronic Systems Integration I Dba Bae Systems Nor. The National Stock Number assigned to this part is 5962012884970, 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 21045345-101.