Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12AT2-8222-1 found under Locking Device Circ by Triumph Actuation Systems Yakima. The National Stock Number assigned to this part is 5925016494353, 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 12AT2-8222-1.