AD Amdt-39-11804
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc | Airworthiness Directives; Rolls-Royce plc. RB211 Trent 768-60, Trent 772-60, and Trent 772B-60 Turbofan Engines |
Unsafe Condition
Reports of fan blade failures due to dovetail root cracks in Rolls-Royce RB211 Trent 768-60, Trent 772-60, and Trent 772B-60 turbofan engines with fan blade part numbers FK22580, FK23411, FK25441, and FK25968 installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Initial ultrasonic inspections must be conducted within 200 cycles after the effective date of the AD or within 200 cycles of achieving 2,800 cycles since new, whichever is later. Repetitive ultrasonic inspections are required every 340 cycles since the last inspection.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 200 cycles after the effective date of the AD or within 200 cycles of achieving 2,800 cycles since new, whichever is later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Rolls-Royce RB211 Trent 768-60, Trent 772-60, and Trent 772B-60 turbofan engines with fan blade part numbers FK22580, FK23411, FK25441, and FK25968 installed. These engines are installed on but not limited to Airbus A330-341 and A330-342 series airplanes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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