| 3238329-10-1EA | Ball Screw, Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238329-10EA | Thrust Reverser, Ball Screw | Echo Aerospace LLC | — | 78 | Engine Accessories | PMA |
| 3238329-19-2AEA | Assembly, Ball Screw & Retract Stop, Thrust Reverser | Echo Aerospace LLC | — | 78 | Engine Accessories | PMA |
| 3238329-19-2SEA | Assembly, Ball Screw & Retract Stop, Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238329-215EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-220EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-225EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-230EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-235EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-240EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-245EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-250EA | Ball Bearing, Ball Nut Assembly | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-27-EA | Wiper, Grease | Echo Aerospace LLC | — | 20 | unknown | PMA |
| 3238329-2EA | Assembly, Actuator Ball Screw Thrust Reverser | Echo Aerospace LLC | — | 78 | Engine Accessories | PMA |
| 3238329-2SEA | Assembly, Actuator Ball Screw Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238329-50-2EA | Extend Stop, Ball Screw | Echo Aerospace LLC | — | 20 | unknown | PMA |
| 3238329-501EA | Assembly, Ball Nut, Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238329-51EA | Ball Screw, Retract Stop | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-52EA | Ball Screw, Pin, Retract Stop, Forward | Echo Aerospace LLC | — | 20 | unknown | PMA |
| 3238329-53EA | Ball Screw, Pin, Extend Stop | Echo Aerospace LLC | — | 20 | unknown | PMA |
| 3238329-55EA | Ball Screw, Pin, Retract Stop, Rear | Echo Aerospace LLC | — | 20 | Consumables / Hardware | PMA |
| 3238329-70EA | Body, Ball Nut, Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238329-74EA | Screw, Wiper Retaining, Ball Nut, Thrust Reverser | Echo Aerospace LLC | — | 78 | Engine Accessories | PMA |
| 3238329-75EA | Outer Sleeve, Ball Nut, Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238329-77EA | Retaining Strap, Ball Nut, Thrust Reverser | Echo Aerospace LLC | — | 78 | Engine Accessories | PMA |
| 3238329-78EA | Internal Insert, Ball Nut, Thrust Reverser | Echo Aerospace LLC | — | 54 | Structures | PMA |
| 3238470-10EA | Ball Screw Shaft | Echo Aerospace LLC | | 20 | Consumables / Hardware | PMA |
| 3238470-21EA | Ball Nut | Echo Aerospace LLC | | 27 | Electromechanical | PMA |
| 3238470-22EA | Return Guide Insert | Echo Aerospace LLC | | 32 | Landing Gear | PMA |
| 3238470-23EA | Outer Sleeve | Echo Aerospace LLC | | 32 | Landing Gear | PMA |
| 3238470-26EA | Return Guide Cover | Echo Aerospace LLC | | — | Electromechanical | PMA |
| 3238470-27EA | Grease Wiper | Echo Aerospace LLC | | — | Consumables / Hardware | PMA |
| 3238470-2EA | Ball Screw Assembly | Echo Aerospace LLC | | 27 | Electromechanical | PMA |
| 3238470-50EA | Extend Stop | Echo Aerospace LLC | | 32 | Landing Gear | PMA |
| 3238470-51EA | Retract Stop | Echo Aerospace LLC | | 32 | Landing Gear | PMA |
| 3238470-52EA | Retract Stop Pin | Echo Aerospace LLC | | 20 | Consumables / Hardware | PMA |
| 3238470-53EA | Extend Stop Pin | Echo Aerospace LLC | | 20 | Consumables / Hardware | PMA |
| 3238470-54EA | Seal Torque Pin | Echo Aerospace LLC | | — | Consumables / Hardware | PMA |