NEW YORK (AP) _ The top 10 contractors with the Defense Department in fiscal 1993, measured by contract value. Northrop has since bought Grumman. Lockheed and Martin Marietta have agreed to merge.

1. McDonnell Douglas, $7.5 billion.

2. Lockheed, $6.9 billion.

3. Martin Marietta, $4.7 billion.

4. General Motors Hughes, $4.1 billion.

5. Raytheon, $3.2 billion.

6. United Technologies, $3.1 billion.

7. Northrop, $3.0 billion.

8. General Dynamics, $2.1 billion.

9. Loral, $1.7 billion.

10. Grumman, $1.7 billion.