Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MID400 found under Display Optoelectro by Fairchild Semiconductor Corp. The National Stock Number assigned to this part is 5980012464658, 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 MID400.