Airworthiness directives › 2026-18-51
AD 2026-18-51 Airworthiness Directives; Rolls-Royce Deutschland Ltd. & Co. KG Engines
Models named: RB211 Trent 768-60, 772-60, 772B-60. Read the applicability below — it usually turns on serial or part numbers too.
Applicability*9
This AD applies to all Rolls-Royce Deutschland Ltd. & Co. KG Model RB211 Trent 768-60, 772-60, and 772B-60 engines.
Compliance
Comply with this AD within the compliance times specified, unless already done.
Required actions
Except as specified in paragraph (h) of this AD: Comply with all required actions and compliance times specified in, and in accordance with, European Union Aviation Safety Agency (EASA) Emergency AD 2026-0172-E, dated September 4, 2026 (EASA Emergency AD 2026-0172-E).
Unsafe condition
This AD was prompted by reports of non-conformances leading to low oil pressure events on low life oil pumps due to a failure mode affecting the oil pump input coupling shear neck. The FAA is issuing this AD to address a failure mode affecting the oil pump input coupling shear neck. The unsafe condition, if not addressed, could lead to a dual in-flight shutdown on airplanes equipped with two affected engines, resulting in reduced control of the airplane.
Affected ADs
None.
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The directive text above is reproduced from the Federal Register, a work of the United States government and in the public domain. The separation into applicability, compliance and required actions is TrackAD's.*1