Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 77B0405 found under Relay Electromagnetic by Cmj And Associates Corporation. The National Stock Number assigned to this part is 5945006420663, 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 77B0405.