Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 15456 found under Cable Assy W15 by First Electronics Corporation The. The National Stock Number assigned to this part is 5995014138057, 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 15456.