AD 97-01-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Fokker Services | F27 Mark 100 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 200 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 300 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 400 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 500 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 600 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
| aircraft | Fokker Services | F27 Mark 700 | Airworthiness Directives; Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 Series Airplanes |
Unsafe Condition
Loose or missing rivets at the rib-to-stringer connections of the upper and lower wing skin at stringers 5 and 6 could result in reduced structural integrity of the wings.
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Required Actions
Perform a one-time visual inspection to detect missing rivet heads or loose rivets in accordance with Fokker Service Bulletin F27/57-74. Repair any detected issues before further flight. Replace rivets with part number MS20600AD4W2 using new rivets CR3553P4 as specified in the service bulletin.
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Compliance Time
Prior to the accumulation of 10,000 total flight cycles, or within 2 months after the effective date of this AD, whichever occurs later for the inspection; and within 1 year after the effective date of this AD, or prior to 10,000 flight cycles, whichever is later for the rivet replacement.
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Affected Aircraft
Fokker Model F27 Mark 100, 200, 300, 400, 500, 600, and 700 series airplanes, serial numbers 10653 through 10692 inclusive, where Part 1 of Fokker Service Bulletins F27/57-68 and F27/57-70 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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