Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CH5548 found under Microcircuit Digital by Cermetek Microelectronics. The National Stock Number assigned to this part is 5962011328895, 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 CH5548.