AD 89-08-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | DC-8-11 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-12 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-21 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-31 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-32 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-33 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-41 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-42 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-43 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
| aircraft | The Boeing Company | DC-8-51 | Airworthiness Directives; McDONNELL DOUGLAS DC-8 Series Airplanes |
Unsafe Condition
Fatigue failure of the control columns, P/N 5614272-1 and/or -2, could cause loss of airplane control in critical flight regimes.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct dye penetrant or eddy current inspections of control columns within specified intervals. Replace or rework control columns if cracks exceed specified limits, following service bulletins or approved methods. Replace control columns with specified part numbers as per Service Bulletin 27-267.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 1,250 hours time-in-service after September 25, 1974, or after the effective date of this AD (May 2, 1989), depending on the inspection requirement. Repetitive inspections must be done at intervals not exceeding 2,500 hours time-in-service unless reduced to 2,000 hours due to findings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
McDonnell Douglas DC-8 series airplanes equipped with control columns P/N 5614272-1 and/or -2, certified in any category.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.