ENG21WA007

NTSB incident investigation · Boeing 777 · Naha, Japan · December 4, 2020

IncidentClass 4 · Foreign
Date
December 4, 2020
Place
Naha, Japan
Damage
Minor damage
Phase of flight
Enroute
Aircraft
JA8978Boeing 777
Defining event
Enroute-climb to cruise: Powerplant sys/comp malf/fail
Investigation class
Class 4 - Basic report with no Prelim publish
NTSB office
Aviation Engineering Division
Lead agency
Other
Case key
102377

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

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Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident.

Aircraft

Registration
JA8978
Reported as
Boeing 777
Category
Airplane
Serial number
27637
Damage
Minor damage
Flight
Non-U.S., commercial
Operator
Japan Airlines
Registered owner
Japan Airlines