Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number D21 118 132 25 found under Circuit Breaker by Air A Plane Corp. The National Stock Number assigned to this part is 5925014192879, 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 D21 118 132 25.