AD 91-25-10
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-10 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-10 Series Airplanes |
Unsafe Condition
Failure of the forward lower pressure bulkhead and consequent rapid decompression of the airplane.
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Required Actions
Conduct a visual inspection of the forward lower pressure bulkhead at specified fuselage stations within 40 landings or 10 days after the effective date, whichever occurs earlier. Repeat inspections at intervals not exceeding 250 landings. Repair cracks in accordance with specified service bulletins prior to further flight. Install doublers per service bulletins 53-102/53-104 to terminate inspections.
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Compliance Time
Within 40 landings or 10 days after the effective date of this AD, whichever occurs earlier
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Affected Aircraft
Model DC-10-10 series airplanes, fuselage numbers 1 through 27, 30 through 43, 45 through 80, 83 through 86, 89 through 107, and 112 through 272, and fuselage numbers 1 through 27, and 30 through 222, certificated in any category.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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