Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 500040 found under Relay Solid State by Steris Corporation. The National Stock Number assigned to this part is 5945015363446, 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 500040.