AD 82-04-06
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-10-40 | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-40 Airplanes |
| aircraft | The Boeing Company | DC-10-40F | Airworthiness Directives; MCDONNELL DOUGLAS DC-10-40 Airplanes |
Unsafe Condition
Separation of the nose cowl from the aircraft in the event of fan blade failure.
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Required Actions
Replace the nose cowl attaching bolts and nuts on engines 1 and 3 as outlined in McDonnell Douglas DC-10 Service Bulletin 71-123 dated June 23, 1981, or later revisions approved by the FAA. Alternate means of compliance may be used if approved by the FAA.
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Compliance Time
within twelve (12) calendar months from the effective date of this AD
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Affected Aircraft
McDonnell Douglas Model DC-10-40 airplanes equipped with Pratt and Whitney JT9D-20 series engines
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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