https://www.federalregister.gov/documents/2013/06/24/2013-14922/airworthiness-directives-rolls-royce-plc-turbofan-engines
Federal Register :: Airworthiness Directives; Rolls-Royce plc Turbofan Engines
Jun 24, 2013 - We are adopting a new airworthiness directive (AD) for all Rolls-Royce plc (RR) model RB211 Trent 768-60, 772-60, and 772B-60 turbofan engines. This AD was...
rolls royce plcfederal registerairworthiness directivesturbofan engines