AD 87-17-11
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-8-62 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-62, -62F, -63, and -63F Series Airplanes |
| aircraft | The Boeing Company | DC-8-62F | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-62, -62F, -63, and -63F Series Airplanes |
| aircraft | The Boeing Company | DC-8-63 | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-62, -62F, -63, and -63F Series Airplanes |
| aircraft | The Boeing Company | DC-8-63F | Airworthiness Directives; MCDONNELL DOUGLAS DC-8-62, -62F, -63, and -63F Series Airplanes |
Unsafe Condition
Metal fatigue failure of the aft attachment ring flanges of the engine inlet extended nose dome assembly could cause loss of the assembly and possible engine damage.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Within 250 flight-hours after the effective date, visually inspect nose dome extension aft attachment ring flanges (Rohr Part Numbers 236-0002) per Rohr Alert Service Bulletin QDC8-A71-10. Repeat inspections every 500 flight-hours unless modified per paragraph D. If cracks are found, either modify per paragraph D or repair/relocate attachments and continue inspections every 500 flight-hours. Modification per Service Bulletin QDC8-71-10 terminates AD requirements.
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Compliance Time
Within 250 flight-hours after the effective date of this AD, unless already accomplished within last 250 flight-hours
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Affected Aircraft
McDonnell Douglas Model DC-8-62, -62F, -63, and -63F series airplanes modified with Aeronautic Development Corporation STC SA2494NM
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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