Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 981331A1 found under Circuit Card Assemb by Selex Es Spa. The National Stock Number assigned to this part is 5998151197019, 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 981331A1.