BOEING 747-4B5F near Miami, FL — 2021-11-29
Final reportDCA22LA038
- Date
- 2021-11-29
- Location
- Miami, FL, USA
- Airport
- KMIA
- Aircraft
- BOEING 747-4B5F
- Registration
- N705CK
- Category
- Airplane
- Highest injury
- None
- Fatalities
- 0
Probable cause
Incorrect lubrication of the foreflap fitting assembly.
NTSB narrative
The flight crew reported that upon arrival at KMIA, another flight reported seeing something fly off their airplane. Post-flight inspection revealed damage to the right-hand inboard flaps, fuselage and right horizontal stabilizer. Upon lowering flaps, a section of the trailing edge flap was also missing. Examination of the damaged components revealed that the right inboard foreflap fitting assembly had not been lubricated in accordance with a manufacturer’s service bulletin.
NTSB coding
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