AD 91-14-09
Unsafe Condition
Reduced structural integrity of the fuselage due to insufficient rivets in the shear plate on Frame Station 20320 at Stringer 59.
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Required Actions
Install four rivets in the shear plate on Frame Station 20320 at Stringer 59 in accordance with Fokker Service Bulletin F100-53-048. An alternative method of compliance may be used if approved by the FAA Manager, Standardization Branch.
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Compliance Time
Prior to the accumulation of 6,000 landings or 3 years since new, whichever occurs first.
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Affected Aircraft
FOKKER Model F-28 Mark 0100 series airplanes, Serial Numbers 11268 through 11273, 11276, 11278, and 11280.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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