The Rolls-Royce Trent 1000 powers the Boeing 787, and this dynamic engine was designed around a high bypass ratio for lower fuel burn and noise output. Service experience revealed some durability shortfalls, mostly when it came to blade and seal issues in intermediate and high-pressure sections. This ultimately triggered an airworthiness directive from the European Union Aviation Safety Agency (EASA) and the Federal Aviation Administration (FAA), which was quickly followed by inspections, de-pairing rules, and accelerated shop visits.

Rolls-Royce introduced redesigned parts, new inspection regimes, and, most recently, durability enhancement packages and a new blade that aims to more than double overall time-on-wing. While these technical fixes continue to mature, lingering supply chai

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