AD 93-05-19
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Fokker Services | F27 Mark 050 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 100 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 200 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 300 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 400 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 500 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 600 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 700 | Airworthiness Directives; FOKKER Model F-27 Series Airplanes |
Unsafe Condition
Reduced structural integrity of the wings due to bolts and screws protruding more than 4.5 mm (0.177 inch) through the nut in the outboard wing attachment fittings at fuselage main frame stations 7961 and 9439.5.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a one-time visual inspection of bolts and screws in the outboard wing attachment fittings to check for proper length. Replace any bolt or screw protruding more than 4.5 mm (0.177 inch) through the nut before further flight. Follow Fokker Service Bulletin F27/53-115.
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Compliance Time
Prior to the accumulation of 2,700 hours time-in-service after the effective date of this AD or within 12 months after the effective date of this AD, whichever occurs earlier.
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Affected Aircraft
Fokker Services Model F-27 series airplanes, serial numbers 10102 through 10259, inclusive; on which the inspection described in Service Bulletin F27/53-60 (B-156) Part II has not been accomplished.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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