Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number CQ03-WCS-N117 found under Lamp Cartridge by Spectrum Controls Inc. The National Stock Number assigned to this part is 6240010361973, 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 CQ03-WCS-N117.