2026-14-03
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: unsafe condition on these products.
Why matched: Airworthiness Directives; General Electric Company Engines
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544 results found (959ms)
2026-04-09
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: Fracture and subsequent uncontained release of certain HPC stage 5 blisks due to a nonconforming indication in a single forged ingot used to manufacture the affected parts.
Why matched: Airworthiness Directives; General Electric Company Engines
2025-25-07
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: High-pressure turbine (HPT) stage 1 and HPT stage 2 disks manufactured from powder metal material suspected to contain iron inclusion, which may cause reduced material properties and a lower fatigu...
Why matched: Airworthiness Directives; General Electric Company Engines
2025-14-03 Recurring
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: Cracks found in the high-pressure turbine (HPT) front rotating air seal, which could result in uncontained release of the HPT front rotating air seal or HPT rotor disk, damage to the engine, and da...
Why matched: Airworthiness Directives; General Electric Company Engines
2025-12-08
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: A predicted reduction in the cyclic life of the combustion chamber assembly (CCA) forward flange.
Why matched: Airworthiness Directives; General Electric Company Engines
2025-11-03
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: The detection of iron inclusion in turbine disks manufactured from the same powder metal material used to manufacture certain HPT stage 1 and HPT stage 2 disks for the above-referenced engines may ...
Why matched: Airworthiness Directives; General Electric Company Engines
2025-10-04
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: The retention features of the inner and outer support air ducts on GE Model CF34-10E series engines were found to have failed, which could result in possible engine separation and loss of the airpl...
Why matched: Airworthiness Directives; General Electric Company Engines
2025-10-11
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: certain HPT stage 1 and HPT stage 2 disks were subject to iron inclusion introduced during the manufacturing process
Why matched: Airworthiness Directives; General Electric Company Engines
2025-07-10 Recurring
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: Degradation of the MN4 integrated circuit microprocessor solder balls in the FADEC can result in the engine not following throttle commands.
Why matched: Airworthiness Directives; General Electric Company Engines
2025-07-01
final ruleAirworthiness Directives; Thommen Aircraft Equipment AG Digital Air Data Computers
Unsafe Condition: Occurrences of AC32 Digital ADCs that stopped functioning due to the power module failing at temperatures below -20 degrees Celsius.
Why matched: Airworthiness Directives; Thommen Aircraft Equipment AG Digital Air Data Computers
2025-05-15
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: Failure of the stage 2 aft turbine cooling plate part number 5166T27P01 due to an actual life limit less than the current limit, which could result in uncontained failure, release of high-energy de...
Why matched: Airworthiness Directives; General Electric Company Engines
Amdt-39-22987
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: The actual life limit of the CT7-2E1 stage 2 turbine aft cooling plate is less than the current life limit.
Why matched: Airworthiness Directives; General Electric Company Engines
2025-05-02
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: The failure of the stage 1 turbine forward cooling plate and stage 2 turbine aft cooling plate, which could result in uncontained engine failure and damage to the airplane.
Why matched: Airworthiness Directives; General Electric Company Engines
2024-25-07
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: A lower life limit may be necessary for certain stages 6-10 compressor rotor spools than allowed by the engine shop manual (ESM).
Why matched: Airworthiness Directives; General Electric Company Engines
2024-24-03 Recurring
final ruleAirworthiness Directives; The Boeing Company Airplanes
Unsafe Condition: uncommanded deployment of a thrust reverser in flight at low altitude, which could result in loss of flight control of the airplane and loss of continued safe flight and landing.
Why matched: Airworthiness Directives; The Boeing Company Airplanes
2024-06-15
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: failure of the HPT due to liberation of the interstage HPT rotor seal rim
Why matched: Airworthiness Directives; General Electric Company Engines
2024-06-51
final ruleAirworthiness Directives; General Electric Company Engines, and Various Restricted Category Rotorcraft
Unsafe Condition: Inadequate braze coverage of the torque reference tube magnetic insert braze joint of the PT drive shaft assembly, which could result in improper torque and engine speed indications, creating an un...
Why matched: Airworthiness Directives; General Electric Company Engines, and Various Restricted Category Rotorcraft
2024-05-51
final ruleAirworthiness Directives; General Electric Company Engines, and Various Restricted Category Rotorcraft
Unsafe Condition: The torque reference tube magnetic insert braze joint of the power turbine drive shaft assembly may fail, resulting in improper torque and engine speed indications, which in combination with specif...
Why matched: Airworthiness Directives; General Electric Company Engines, and Various Restricted Category Rotorcraft
2023-26-07
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: High-pressure turbine (HPT) stage 1 disks, HPT stage 2 disks, forward HPT rotor seals, interstage HPT seals, and stages 7-9 compressor rotor spools manufactured from powder metal material suspected...
Why matched: Airworthiness Directives; General Electric Company Engines
2023-21-07 Recurring
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: The main propeller shaft failure on a GE Model CT7-9B engine, resulting in the loss of the propeller.
Why matched: Airworthiness Directives; General Electric Company Engines
2023-17-08
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: Stages 6-10 compressor rotor spools and forward seals manufactured from powder metal material suspected to contain iron inclusion, which may have reduced material properties and a lower fatigue lif...
Why matched: Airworthiness Directives; General Electric Company Engines
2023-20-08
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: Improper installation of the number 4R or 5R bearing, which could lead to bearing failure and consequent engine fire and damage to the airplane.
Why matched: Airworthiness Directives; General Electric Company Engines
2023-18-04
final ruleAirworthiness Directives; General Electric Company Engines
Unsafe Condition: A certain forward outer seal and certain HPTR stage 1 disks and rotating seals were manufactured from material suspected to contain iron inclusion, which may cause reduced material properties and a...
Why matched: Airworthiness Directives; General Electric Company Engines
2023-05-17 Recurring
final ruleAirworthiness Directives; General Electric Company Turbofan Engines
Unsafe Condition: Cracking and rockback of the high-pressure turbine (HPT) stage 2 nozzles due to thermal distress in the fillet radius of the leading edge, resulting in rotor-stator contact with the HPT stage 2 bla...
Why matched: Airworthiness Directives; General Electric Company Turbofan Engines
2023-04-11
final ruleAirworthiness Directives; General Electric Company Turbofan Engines
Unsafe Condition: Separation of the low-pressure turbine (LPT) rotor assembly, resulting in the LPT rotor assembly departing the rear of the engine.
Why matched: Airworthiness Directives; General Electric Company Turbofan Engines