Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number REI9004FM B found under Microcircuit Digital by Rochester Electronicsllc. The National Stock Number assigned to this part is 5962001709722, 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 REI9004FM B.