Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L90 1669930 100 found under Circuit Card Assemb by Raytheon Company. The National Stock Number assigned to this part is 5998015203722, and the Federal Supply Class is 5998 Electrical And Electronic Assemblies Boards Cards And Associated Hardware. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like L90 1669930 100.