Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 110-019-003 found under Lamp Cartridge by L3 Communications Corp. The National Stock Number assigned to this part is 6240010407640, 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 110-019-003.