Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1658 found under Computer Group Tactical by Unicom Government Inc. The National Stock Number assigned to this part is 7022015454230, and the Federal Supply Class is 7022 Adp Central Processing Unit Cpu Computer Hybrid. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1658.