Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 54342 40470 found under Reference Relay Ac by Aai Corporation. The National Stock Number assigned to this part is 5945011050198, and the Federal Supply Class is 5945 Relays And Solenoids. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 54342 40470.