Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DE 280A found under Display Optoelectronic by Lucas Control Systems. The National Stock Number assigned to this part is 5980013110144, and the Federal Supply Class is 5980 Optoelectrical Devices And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DE 280A.