AVIATION SYNTH
Regulation, slots & safety

FAA orders inspections of certain Boeing 787 fuel-tank sealant installations

Last observed 2026-11-03 · Confidence 99%

Canonical event record

What happened

The FAA issued an airworthiness directive requiring inspections, adhesion testing and repairs where necessary on certain 787-8, 787-9 and 787-10 aircraft because production inspections could not be verified.

Why it matters: The agency cited a potential fuel-tank ignition and explosion risk during lightning strikes. Estimated inspection costs total $173,400 for affected U.S.-registered aircraft, excluding repairs.

Connected intelligence

Signals and related developments

No reviewed trend connection is available for this event.

These events share topic context. This is not a claim of causation.

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