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FAA Airworthiness Directives Database

19932 ADs

AD Number Status Subject Effective Date Superseded By
77-08-02 Active
Electrical Short
1977-11-15
77-21-01 Active
Tail Rotor Gear Boxes
1977-11-14
77-23-03 Active
Rod End Bearings
1977-11-14
77-21-07 Active
Wiring
1977-11-14
77-21-05 Active
High Pressure Turbine Discs
1977-11-11
77-22-05 Active
Operating Limitations
1977-11-07
77-20-06 Active
Wing Strut Corrosion
1977-11-03
77-22-02 Active
Nose Landing Gear Engine Mount
1977-11-02
77-02-01 Active
Wing Skin And Spar Cracks
1977-11-01
77-22-03 Active
Ring Segment - VHF Antenna
1977-10-28
77-21-06 Active
Fuselage Steel Tubing Cluster
1977-10-19
77-21-03 Active
Rudder Spar Cracks
1977-10-18
77-20-02 Active
Tail Rotor Spindle
1977-10-06
76-17-08 R1 Superseded
Main Rotor Shaft
1977-10-04
2001-22-01
76-17-08 Superseded
Main Rotor Shaft
1977-10-04
2001-22-01
77-18-06 Active
Horizontal Stabilizer
1977-10-03
77-19-07 Active
Control Column Assembly
1977-09-29
77-19-03 Active
Main Rotor Retention Straps
1977-09-27
77-19-06 Active
Aileron Cables
1977-09-27
77-15-12 Active
Power Turbine Coupling Nut
1977-09-23
77-19-05 Active
Flying Wire Terminals
1977-09-22
74-23-06 Active
Operating Limitations
1977-09-15
77-18-07 Active
Elevator Drive System
1977-09-15
75-24-09 Active
Ground Spoilers
1977-09-12
77-18-05 Active
Variable Authority Steering System
1977-09-12
77-18-04 Active
Cabin Pressurization
1977-09-12
77-16-10 Active
Navigation Systems
1977-09-08
77-16-07 Active
Main Rotor Gearbox
1977-09-06
77-10-05 Active
Main Rotor Blades Skin Cracks
1977-08-31
77-21-04 Active
Clutch and Shaft Assembly
1977-08-31
77-16-04 Active
Wing Structure
1977-08-31
77-16-02 Active
Pistons
1977-08-31
77-18-01 Active
Engine Oil Cooler
1977-08-31
77-16-12 Active
Low Turbine Shaft
1977-08-31
76-07-12 Active
Ignition Switches
1977-08-30
77-17-12 Active
Wing Spar Chord Splice Joints
1977-08-30
77-17-13 Active
Nose Landing Gear Doors
1977-08-30
77-15-16 Active
Structure of Horizontal Stabilizer
1977-08-29
77-15-17 Active
Hydraulic Pressure Line
1977-08-29
77-15-15 Active
Cabin pressure
1977-08-29
77-15-14 Active
Landing Gear Wheels
1977-08-29
77-15-13 Active
Main Landing Gear Damper Ram
1977-08-24
77-17-06 Active
Auxiliary Power Units
1977-08-24
77-14-19 Superseded
Engine Pylon
1977-08-23
2000-22-14
77-17-02 Active
Autopilot Actuators
1977-08-22
77-15-08 Active
Pilot or Copilot Seats
1977-08-22
77-15-06 Superseded
Engine Mounts
1977-08-22
2002-05-04
77-15-07 Active
Aileron Control Rods
1977-08-22
77-17-03 Active
Tail Rotor Blade Pitch Horn
1977-08-19
77-17-01 Active
Structural Integrity
1977-08-18