Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 77801-18DXA found under Circuit Breaker by Reliance Electric Company. The National Stock Number assigned to this part is 5925013786857, 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 77801-18DXA.