DoD Aircraft Engines
TOTAL PURCHASES: $3,900,290,000
| Rank | Parent Company | Amount ($000s) | Market Share |
| 1 | United Technologies Corp. | 1,605,817 | 41.17 |
| 2 | General Electric Co. | 978,939 | 25.1 |
| 3 | Rolls Royce PLC | 468,902 | 12.02 |
| 4 | Northrop Grumman Corp. | 106,903 | 2.74 |
| 5 | Lockheed Martin Corp. | 90,909 | 2.33 |
| 6 | Allied-Signal Inc. | 66,351 | 1.7 |
| 7 | Sequa Corp. | 46,364 | 1.19 |
| 8 | General Motors Corp. | 35,993 | 0.92 |
| 9 | UNC Johnson Technology Inc. | 31,701 | 0.81 |
| 10 | SNECMA | 28,112 | 0.72 |
Rankings are based on R&D, services and production prime contracts of $25,000 or more for fixed- and rotary-wing military aircraft engines.
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