| 549820-100 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 549820-100 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION |
| SM-E-820411 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
| SM-E-823710 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |