| A51L21015 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| A51L21015-340WSB10 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| A51L21015-394 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| A51L21015-394TC2 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| A51L21015-394TC2 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| A51L21015-340WSB10 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| A51L21015-394TC2 | 9J659 | D F P MANUFACTURING CORP DBA D F P |