Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 643 2668 001 found under Cable Assy by Rockwell Collins Inc. The National Stock Number assigned to this part is 5995011771586, 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 643 2668 001.