AD 74-24-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Martin Corporation | 382 | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382B | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382E | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382F | LOCKHEED Model 382 Series Airplanes |
| aircraft | Lockheed Martin Corporation | 382G | LOCKHEED Model 382 Series Airplanes |
Unsafe Condition
Cracks in the lower center wing section
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the wing in accordance with Lockheed Service Bulletin 382-121, or later FAA approved revision, or an equivalent approved by the Chief, Engineering and Manufacturing Branch, FAA, Southern Region.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 200 hours' time in service after the effective date of this AD
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Affected Aircraft
Lockheed Model 382 series airplanes, Serial Numbers 3946 and 4101 through 4298, except those modified under STC ST441SO or equivalent.
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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