Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CR4031-24-0000 found under Relay Reed by Coto Technology. The National Stock Number assigned to this part is 5945013361742, 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 CR4031-24-0000.