| PSC | Description |
|---|---|
| 1610 | Aircraft Propellers and Components |
| 1615 | Helicopter Rotor Blades, Drive Mechanisms and Components |
| 1620 | Aircraft Landing Gear Components |
| 1630 | Aircraft Wheel and Brake Systems |
| 1650 | Aircraft Hydraulic, Vacuum and De-icing System Components |
| 1660 | Aircraft Air Conditioning, Heating and Pressurizing Equipment |
| 1670 | Parachutes, Aerial Pickup, Delivery, Recovery Systems and Cargo Tie Down Equipment |
| 1680 | Miscellaneous Aircraft Accessories Components |