AD 71-01-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Cessna Aircraft Company | 177 | Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes |
| aircraft | Cessna Aircraft Company | 177A | Airworthiness Directives; CESSNA Model 177 series and 177A series Airplanes |
Unsafe Condition
Cracks in stabilator attachment angles P/N 1712108
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Required Actions
Within 25 hours' time in service after the effective date, remove the fuselage tail stinger and inspect the stabilator attachment angles using dye penetrant method or approved alternative. If no cracks found, install stiffener brackets P/N 1709019-3 and -4. If cracks detected, rework or replace the angles and install brackets before further flight.
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Compliance Time
Within 25 hours' time in service after the effective date of this AD
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Affected Aircraft
Cessna Model 177 series (Serial Numbers 17700001 through 17701164) and Model 177A series (Serial Numbers 17701165 through 17701370)
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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