AD 47-43-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 120 | Airworthiness Directives; CESSNA Model 120 and 140 Airplanes |
| aircraft | Cessna Aircraft Company | 140 | Airworthiness Directives; CESSNA Model 120 and 140 Airplanes |
Unsafe Condition
Fatigue cracks in the elevator spar web at the hinges, starting at rivets or fitting edges and progressing around the fitting, leading to elevator separation from the hinge fitting.
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Required Actions
Inspect for fatigue cracks in the elevator spar web at the hinges every 100 hours of operation. Install reinforcing channels (Cessna P/N 0434151 or 0434152) with specified rivets if cracks are less than 1/2 inch. Replace the spar and install reinforcing channels if cracks exceed 1/2 inch.
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Compliance Time
upon each 100 hours of operation until reinforcing channels are installed at all hinge fittings
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Affected Aircraft
Cessna Model 120 and 140 Aircraft, Serial Numbers 8001 to 13780, inclusive.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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