| 123SCAV5115-7 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 123SCAV5115-9 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 547920-106 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 547920-106 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
| 123SCAV5115-9 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |