AD 95-12-22
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Airbus | A340-211 | Airworthiness Directives; Airbus Model A340-211, -212, -311, and -312 Series Airplanes |
| aircraft | Airbus | A340-212 | Airworthiness Directives; Airbus Model A340-211, -212, -311, and -312 Series Airplanes |
| aircraft | Airbus | A340-311 | Airworthiness Directives; Airbus Model A340-211, -212, -311, and -312 Series Airplanes |
| aircraft | Airbus | A340-312 | Airworthiness Directives; Airbus Model A340-211, -212, -311, and -312 Series Airplanes |
Unsafe Condition
Fatigue cracking can occur between the 3 and 9 o'clock thrust reverser beams and the forward frame/'J'-ring in the thrust reversers' cowling structure.
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Required Actions
Install a reinforcement modification on the structure of the left- and right-hand cowls of the thrust reversers by installing modified fittings between the forward frame and the 3 and 9 o'clock thrust reverser beams, and between the 3 and 9 o'clock beams and the internal fixed structure of the thrust reversers.
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Compliance Time
The right-hand cowl of the thrust reverser unit with serial number 3062 on airplane MSN 011 must be modified before 900 landings. All other cowl sections must be modified before 4,000 landings.
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Affected Aircraft
Airbus Model A340-211, -212, -311, and -312 series airplanes listed in Airbus Service Bulletin A340-78-4002, Revision 2, on which Modification No. 42445 has not been installed.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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