| Instruments | Pneumatics | Fuel | Electrical | Hydraulics (Skydrol & red oil) |
Miscellaneous |
| Navigation Gyroscopes System Indicators Engine Indicators Air Data Digital Flight Data Recorders Universal Flight Data Recorders |
Valves
Engine Starters Cooling Turbines Refrigeration Units Air Starters Air Motors Pressure Regulators |
Fuel Flow Transmitters Main Fuel Controls Fuel Valves Fuel Pumps |
Generators, AC/DC Starters Starter Generators Generator Control Units Galley Equipment |
Pumps Valves Pressure Regulators Actuators (load up to 8,000 lbs.) |
Mechanical Components HP & LP Compressors |