AD 47-50-12
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Univair Aircraft Corporation | 108 | Airworthiness Directives; Stinson Model 108 Series |
| aircraft | Univair Aircraft Corporation | 108-1 | Airworthiness Directives; Stinson Model 108 Series |
Unsafe Condition
Fatigue cracks in the stabilizer leading edge attachment to the fuselage
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect for fatigue cracks after each 100 hours of operation. Add reinforcements if cracks are present. Discontinue inspection after reinforcement installation.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
every 100 hours of operation
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Univair Aircraft Corporation Model 108 Series, serial numbers 1 through 3500
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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