Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SE90-589 found under Wiring Harness by Raytheon Technical Services Company. The National Stock Number assigned to this part is 5995000927043, 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 SE90-589.