Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 640 0080 00 found under Backshell Electrica by Associated Aircraft Supply Co. The National Stock Number assigned to this part is 5935016259032, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 640 0080 00.