| 16789658-001 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 16789658-001 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
| 177080-142 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 177144-100 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 177144-100 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
| 177080-142 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |