Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 66E40115 1 found under Wiring Harness by San Antonio Air Logistics Center. The National Stock Number assigned to this part is 5995000792878, and the Federal Supply Class is 5995 Cable Cord And Wire Assemblies Communication Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 66E40115 1.