AD 82-10-52 R1
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | L-1011-385-1 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-1-14 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-1-15 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
| aircraft | Lockheed Martin Corporation | L-1011-385-3 | LOCKHEED-CALIFORNIA COMPANY Model L-1011-385 Series Airplanes |
Unsafe Condition
Cracks at the exposed surfaces of the inboard retract actuator lug of the Main Landing Gear (MLG) shock strut cylinder could lead to structural failure.
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Required Actions
Inspect for cracks via visual or ultrasonic methods per specified service bulletins. Repair or replace cracked cylinders before further flight. Install stainless steel bushings to terminate inspection requirements.
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Compliance Time
Within 30 calendar days after July 6, 1983, or upon reaching 7,500 flight hours time in service since aluminum-nickel-bronze bushings installation, whichever is later. Repeat inspections at intervals not exceeding 40 landings (visual) or 400 landings (ultrasonic).
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Affected Aircraft
Lockheed-California Company Model L-1011-385 series airplanes, including L-1011-385-1, L-1011-385-1-14, L-1011-385-1-15, and L-1011-385-3, certificated in all categories.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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