AD 2012-10-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Rolls-Royce | plc (RR) Turbofan | Airworthiness Directives; Rolls-Royce plc (RR) Turbofan Engines |
Unsafe Condition
Cracking on the intermediate-pressure (IP) compressor rotor rear balance land, which can lead to uncontained failure of the rotor and damage to the airplane.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect the IP compressor rotor shaft rear balance land for cracks. Perform initial inspections, additional inspections, and a mandatory terminating action as specified in the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the compliance times specified in the AD, which vary based on the inspection type and engine model.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Rolls-Royce RB211-Trent 553-61, 553A2-61, 556-61, 556A2-61, 556B-61, 556B2-61, 560-61, 560A2-61, 768-60, 772-60, 772B-60, 875-17, 877-17, 884-17, 884B-17, 892-17, 892B-17, and 895-17 turbofan engines.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.