AD 86-20-09
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce plc | RB211-22B-02 | ROLLS-ROYCE plc (formerly Rolls-Royce Limited) Models RB211-22B Engines |
| engine | Rolls-Royce plc | RB211-22B/MOD 72-8700 | ROLLS-ROYCE plc (formerly Rolls-Royce Limited) Models RB211-22B Engines |
Unsafe Condition
Disk failures that can cause uncontained engine failures.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove from service prior to further flight all intermediate pressure compressor (IPC) stage 6 to 7 rotor assemblies listed by serial numbers in Appendices 1 and 2 of R-R Mandatory SB RB.211-72-6427, Revision 2, if they have accumulated total cycles in service since new in excess of the specified service life. Additionally, remove from service all such rotor assemblies listed in the appendices on or before attaining their specified service life.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
prior to further flight
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Affected Aircraft
Rolls-Royce plc RB211-22B-02 and RB211-22B/MOD 72-8700 engines with intermediate pressure compressor (IPC) stage 6 to 7 rotor assemblies listed by serial numbers in Appendices 1 and 2 of R-R Mandatory SB RB.211-72-6427, Revision 2.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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