AD 74-24-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | L-1011-385-1 | LOCKHEED-CALIFORNIA CO Model L-1011-385-1 Series Airplanes |
Unsafe Condition
Failure of the main landing gear retract actuator rod due to stress corrosion.
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Required Actions
Perform ultrasonic inspections of the main landing gear retract actuator rod assembly P/N 1523206-101 at specified intervals based on landing cycles, replace defective rods with P/N 1523206-109 or inspected P/N 1523206-101 rods, and replace all P/N 1523206-101 rods with P/N 1523206-109 before 7,600 total cycles.
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Compliance Time
Effective December 2, 1974.
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Affected Aircraft
Lockheed-California Co Model L-1011-385-1 Series airplanes certificated in all categories.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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