Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CR03-RCS-N123 found under Lamp Cartridge by Eldema Products. The National Stock Number assigned to this part is 6240002566410, and the Federal Supply Class is 6240 Electric Lamps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like CR03-RCS-N123.