Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NCS 1447-221 found under Microcircuit Digita by Microchip Technology Incorporated. The National Stock Number assigned to this part is 5962011129422, 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 NCS 1447-221.