AD 62-16-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Lockheed Aircraft Corporation | 1049-54 | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049B-55 (Navy R7V-1) | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049C-55 | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049D-55 | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049E-55 | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049F-55 (USAF C-121C) | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049G-82 | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
| aircraft | Lockheed Aircraft Corporation | 1049H-82 | LOCKHEED Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft |
Unsafe Condition
Corrosion on the wing rear spar upper cap exposed surfaces exceeding negligible damage limits.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect exposed surfaces of the rear spar upper caps from wing Station 80 to 458 using a wood or micarta pick and light. If no corrosion, apply zinc chromate primer. If corrosion found, remove rivets to access and inspect the aft outer surface, repair per Lockheed Report 8882 or FAA equivalent, and reapply zinc chromate. Reinspect every 5,000 hours or two years, whichever comes first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 700 hours' time in service after the effective date of this AD.
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Affected Aircraft
Lockheed Models 1049-54, 1049B, 1049C, 1049D, 1049E, 1049F, 1049G, and 1049H Series Aircraft.
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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