Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 66H1036-5 found under Heating Element Electrical Nonim by Electro Term Inc. The National Stock Number assigned to this part is 4520012270118, 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 66H1036-5.