AD 2010-22-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | McDonnell Douglas | Corporation Model MD-90-30 | Airworthiness Directives; McDonnell Douglas Corporation Model MD-90-30 Airplanes |
Unsafe Condition
Reports of loose, cracked, or missing fasteners in the aft mount support fitting of the left and right engines.
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Required Actions
Replace the upper row of fasteners (Row A) of the support fittings of the left and right engine aft mounts with new fasteners. Perform repetitive general visual inspections for defects of the lower row fasteners (Row B) of the support fittings of the left and right engine aft mounts, and replace all clearance fit fasteners in the lower row if necessary.
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Compliance Time
Within the compliance times specified in Boeing Alert Service Bulletin MD90-54A003, Revision 2, dated February 12, 2010.
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Affected Aircraft
McDonnell Douglas Corporation Model MD-90-30 airplanes, certificated in any category, as identified in Boeing Alert Service Bulletin MD90-54A003, Revision 2, dated February 12, 2010.
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Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
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