Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CRA00-40U found under Relay Electromagnet by Department Of The Navy. The National Stock Number assigned to this part is 5945002016864, 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 CRA00-40U.