| Item | Obligations |
|---|---|
| Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing | $123M |
| Research and Development in Biotechnology (except Nanobiotechnology) | $118M |
| Engineering Services | $65.9M |
| Other Communications Equipment Manufacturing | $65.6M |
| Electronic and Precision Equipment Repair and Maintenance | $14.9M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $10.9M |
| Aircraft Manufacturing | $7.9M |
| Other Aircraft Parts and Auxiliary Equipment Manufacturing | $7.3M |
| All Other Miscellaneous Electrical Equipment and Component Manufacturing | $2.5M |
| Custom Computer Programming Services | $897K |
Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing is L3 Technologies's largest federal market, with $123M in obligations.