Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CRA00-04U found under Relay Electromagnetic by Cooper Industries Inc. The National Stock Number assigned to this part is 5945002595462, 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 CRA00-04U.