| Item | Obligations |
|---|---|
| Aircraft Engine and Engine Parts Manufacturing | $1.7B |
| Other Aircraft Parts and Auxiliary Equipment Manufacturing | $819M |
| Aircraft Manufacturing | $805M |
| Other Support Activities for Air Transportation | $552M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $42.9M |
| Guided Missile and Space Vehicle Manufacturing | $14.1M |
| Bolt, Nut, Screw, Rivet, and Washer Manufacturing | $8.4M |
| Engineering Services | $1.9M |
| All Other Professional, Scientific, and Technical Services | $977K |
| Other Technical and Trade Schools | $53.6K |
Aircraft Engine and Engine Parts Manufacturing is RTX's largest federal market, with $1.7B in obligations.