Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AKU2-50-1 found under by Silicon Power Corp. The National Stock Number assigned to this part is 5925013777989, and the Federal Supply Class is 5925 Circuit Breakers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AKU2-50-1.