AD 2013-11-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| engine | Rolls-Royce | plc Turbojet | Airworthiness Directives; Rolls-Royce plc Turbojet Engines |
Unsafe Condition
Operation of critical parts beyond reduced cyclic life limits may result in part failure, possibly resulting in the release of high-energy debris, which may cause damage to the aeroplane and/or injury to the occupants.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Remove the following parts before they reach their specified new, lower, life limits: compressor shaft (P/N V900766: 20,720 flight cycles since new), compressor rear stubshaft (P/Ns V900007 and V900994: 9,600 flight cycles since new), and combustion chamber outer casing (P/Ns V950013 and V950331: 32,000 flight cycles since new). Do not install any part exceeding the new, lower life limits into any engine, nor return any engine to service with such parts installed.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 50 flight hours after the effective date of the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
All Rolls-Royce plc (RR) Viper Mk. 601-22 turbojet 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
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