| 40B3239-029 | 0W6H8 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 40B3239-029 | 78022 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 40B3329-029 | 78022 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 40B3239-029 | 78103 | SCHWEIZER AIRCRAFT CORP. |
| 40B3239-029 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
| 40B3239-029 | 78JW8 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 40B3329-029 | 78103 | SCHWEIZER AIRCRAFT CORP. |
| 40B3329-029 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
| 40B3329-029 | 78JW8 | NORTHROP GRUMMAN SYSTEMS CORPORATION |