Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AT1E-F4408 found under Heating Element Electrical Nonim by Accutemp Products Inc. The National Stock Number assigned to this part is 4520014939416, 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 AT1E-F4408.