Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1203B1 found under Terminal Board by Bae Systems Information And Electronic Systems Integration I. The National Stock Number assigned to this part is 5940004200115, and the Federal Supply Class is 5940 Lugs Terminals And Terminal Strips. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1203B1.