Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NTDW73AAE5 found under Cooling Unit Electr by Avaya Inc. The National Stock Number assigned to this part is 5999016407961, and the Federal Supply Class is 5999 Miscellaneous Electrical And Electronic Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NTDW73AAE5.