AD 83-13-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-8-71 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-70 Series Airplanes |
| aircraft | The Boeing Company | DC-8-72 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-70 Series Airplanes |
| aircraft | The Boeing Company | DC-8-73 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-70 Series Airplanes |
Unsafe Condition
Improper separation of the pylon from the wing
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Required Actions
Modify the nozzle fairing and replace the washers on the secondary retention bolts in accordance with McDonnell Douglas DC-8-70 Alert Service Bulletin A54-87, Rev. 1, dated June 3, 1983, or later revision approved by the FAA. Special flight permits may be issued under FAR 21.197 and 21.199 to operate airplanes to a base for modifications. Alternate means of compliance may be used with FAA approval.
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Compliance Time
Within 300 hours time in service after the effective date of this AD
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Affected Aircraft
McDonnell Douglas Model DC-8-70 series airplanes (DC-8-71, DC-8-72, DC-8-73), certificated in all categories
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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