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FAA Airworthiness Directives Database

20,156 of 20151 ADs

AD Number Status Subject Effective Date Superseded By
75-04-11 Superseded
Ingestion of Ice and Snow
1975-02-21
94-22-01
75-04-12 Active
Markings on Tachometer
1975-02-21 —
75-05-02 Active
Engine Oil
1975-02-21 —
75-04-07 Active
Tenth Stage Compressor Disk
1975-02-19 —
75-04-02 Active
Main Rotor Spindles
1975-02-19 —
75-04-10 Active
Heater Overheat Conditions
1975-02-19 —
75-04-05 Active
Engine Fuel Pressure Switches
1975-02-18 —
75-04-03 Active
Oxygen
1975-02-14 —
75-03-05 Active
Pitch Lock Regulatory Assembly
1975-02-05 —
75-01-06 Active
Auxiliary Power Units
1975-01-31 —
65-21-01 Active
Starters
1975-01-28 —
75-02-04 Active
Electrical Appurtenances
1975-01-24 —
75-02-05 Active
Potential Fire Hazard
1975-01-24 —
74-18-15 Active
Emergency Locator Transmitter
1975-01-23 —
75-01-05 Active
Compressor Impeller Assembly Vane
1975-01-17 —
75-01-07 Active
Exhaust System Failures
1975-01-13 —
75-01-04 Active
Fuel Selector Valve
1975-01-07 —
75-01-02 Active
Elevator Control Forces
1975-01-06 —
75-01-03 Active
Landing Gear Warning System
1975-01-06 —
74-25-04 Active
Horizontal Stabilizer
1975-01-03 —
74-26-05 Active
Fuel Control Units
1975-01-02 —
73-20-01 Active
Front and Rear Spar Fittings
1974-12-31 —
74-26-02 Active
Rudder Control
1974-12-27 —
72-22-05 Active
Operation Limitation Placard
1974-12-26 —
74-26-10 Active
Shutting Down Engine
1974-12-26 —
74-26-09 Active
Magnetos
1974-12-24 —
74-26-08 Active
Engine Oil Low Pressure Switch
1974-12-24 —
71-21-02 Active
Tail Fin and Tail Boom
1974-12-23 —
74-26-07 Active
Incorrect Placard Detection
1974-12-21 —
74-26-04 Active
Explosion Hazards
1974-12-19 —
74-25-08 Active
Wing Rear Spar Fittings
1974-12-18 —
74-25-10 Active
Rotor Brake Disc
1974-12-16 —
74-25-11 Active
Fire Pull Handle Module Assembly
1974-12-16 —
74-16-05 Active
Main Rotor Head Spindle Lock Nut
1974-12-12 —
74-25-01 Active
Fuel System Hose
1974-12-10 —
74-24-13 Active
Altimeters
1974-12-05 —
74-25-02 Active
Electrical Attitude And Directional Gyros
1974-12-04 —
74-24-12 Active
Aileron Centering Assembly
1974-12-02 —
74-24-11 Active
Main Landing Gear
1974-12-02 —
74-24-10 Active
Wheel Assembly
1974-11-27 —
74-24-08 Active
Engine Throttle Cables
1974-11-27 —
74-24-05 Active
Propeller Pitch Control Sleeve Assembly
1974-11-26 —
74-24-06 Active
Landing Gear Position Indicator Lock Switch
1974-11-26 —
74-24-03 Active
Strobe Light System
1974-11-22 —
70-14-07 Active
Fuel Injection Pump
1974-11-22 —
74-24-04 Active
Lower Center Wing
1974-11-20 —
74-23-07 Active
Air Inlet Duct
1974-11-15 —
74-23-08 Active
Fire Extinguishers
1974-11-15 —
74-24-01 Active
Main Rotor Blade Grips
1974-11-15 —
74-23-09 Active
Inflight Situations
1974-11-14 —