AD 2004-09-28
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed | L-1011 | Airworthiness Directives; Lockheed Model L-1011 Series Airplanes |
Unsafe Condition
Corrosion of certain structural areas could lead to structural failure of the airplane.
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Required Actions
Accomplish specific corrosion tasks (C-55-320-05 Note 4, C-55-330-05 Note 1, C-57-540-02 Note 5, C-57-530-04 Note 3) at intervals not to exceed 5 years, or revise the maintenance inspection program to include these tasks. Inspect the stabilizer bearing in accordance with Task C-55-350-01 Note 1 of Revision D of the Document, repeating the inspection at intervals not to exceed 15 years.
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Compliance Time
Before further flight
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Affected Aircraft
All Lockheed Model L-1011 series airplanes.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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