| 142C942H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 1757-1977 | 08241 | LOCKHEED MARTIN CORP LOCKHEED MARTIN MISSION SYSTEMS |
| 3004-15 | 05869 | RAYTHEON COMPANY |
| 531878-5 | 96214 | RAYTHEON COMPANY |
| 538853-1 | 96214 | RAYTHEON COMPANY |
| DM54H21J/883B | 27014 | NATIONAL SEMICONDUCTOR CORPORATION |
| DM54H21J883 | 27014 | NATIONAL SEMICONDUCTOR CORPORATION |
| SN74H21J | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| SNC54H21J | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| SNC54H21J-00 | 01295 | TEXAS INSTRUMENTS INCORPORATED |