AD 98-03-08

final rule
Data completeness: 70%

Airworthiness Directives; Fokker Model F27 Mark 050 Series Airplanes

AD Number
98-03-08
Status
final_rule
Effective Date
Product Category
aircraft
Docket
97-NM-261-AD
FR Citation
Federal Register: February 05, 1998 (Volume 63, Number 24)

Applicability

TypeManufacturerModelDetails
aircraft Fokker Services F27 Mark 050 Airworthiness Directives; Fokker Model F27 Mark 050 Series Airplanes

Unsafe Condition

Fatigue cracking on the outside edges of the window frames of the flight compartment could result in structural degradation and depressurization of the airplane during flight.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Modify the outside edges of the window frames surrounding the windshield windows, sliding windows, and direct vision windows of the flight compartment. Install reinforcement plates on all window frames of the flight compartment.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Required as indicated, unless accomplished previously.

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

Fokker Model F27 Mark 050 series airplanes; serial numbers 20103 through 20108 inclusive, 20110 through 20149 inclusive, 20151 through 20155 inclusive, 20159, and 20160; certificated in any category.

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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