Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 55ALS161FK found under Microcircuit Linear by Chip Supply Inc. The National Stock Number assigned to this part is 5962014176394, 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 55ALS161FK.