Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JR308 found under Relay Electromagnetic by C And D Batteries. The National Stock Number assigned to this part is 5945002994424, 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 JR308.