AD 85-12-07
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Fokker Services | F27 Mark 050 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 100 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 200 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 300 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 400 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 500 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 600 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 700 | Airworthiness Directives; FOKKER Model F27 Series Airplanes |
Unsafe Condition
Incorrect rivets in the rudder tab could lead to structural failure of the rudder tab.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct a one-time visual inspection of the rudder tab per Fokker Service Bulletin F27/55-58 within twenty days after the effective date. If incorrect rivets are found, repair the tab before further flight as per the service bulletin or an approved method.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within twenty days after the effective date of this AD
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Affected Aircraft
Fokker Model F27 series airplanes with serial numbers 10105 through 10648, 10654, 10658 through 10660, 10662 through 10667, and 10669 through 10672
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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