AD 52-05-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Martin-Marietta Corporation | 202 | MARTIN Models 202 and 202A Aircraft |
| aircraft | Martin-Marietta Corporation | 202A | MARTIN Models 202 and 202A Aircraft |
Unsafe Condition
Cracks in the center wing rear spar lower chord fitting at the Station 187 rib.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect fittings P/N 2021U44473 and 2021U44474 within the next 100 flight hours using a 10-power magnifying glass after paint removal. Replace cracked base or base-extended cracks, or inspect every 85 flight hours if cracks are only in vertical legs. Shim gaps under 0.010 inch per item D for uncracked fittings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 100 hours
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Martin-Marietta Corporation Models 202 and 202A 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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