Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MD400E-0000-4 found under Scale Weighing by General Electrodynamics Corporation. The National Stock Number assigned to this part is 6670013468315, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MD400E-0000-4.