AD Amdt-39-10320

Recurring final rule
Data completeness: 70%

Airworthiness Directives; McDonnell Douglas Model DC-9 and DC-9- 80 Series Airplanes, and C-9 (Military) Series Airplanes

AD Number
Amdt-39-10320
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. 98-NM-12-AD
FR Citation
63 FR 6639

Applicability

TypeManufacturerModelDetails
aircraft McDonnell Douglas DC-9 and DC-9- 80 Airworthiness Directives; McDonnell Douglas Model DC-9 and DC-9- 80 Series Airplanes, and C-9 (Military) Series Airplanes

Unsafe Condition

Fatigue cracking and improperly seated attachments in the upper fuselage skin in the area of the aft pressure bulkhead tee.

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

Required Actions

Conduct eddy current or dye penetrant inspections for cracks and improperly seated attachments. Perform follow-on actions as specified to detect and correct fatigue cracking.

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

Compliance Time

Before further flight

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

Affected Aircraft

McDonnell Douglas Model DC-9 and DC-9-80 Series, and C-9 (Military) Series airplanes, including additional airplanes as expanded by this amendment.

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

Source: Official FAA Source ↗

Retrieved: Apr 6, 2026

Rights: U.S. Government Public Domain

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