NONE · PIPER PA-31-350 · 1991-10-02 · FAIRBANKS, AK, USA
Event
NTSB number
ANC92IA001
Event ID
20001212X18222
Type
Incident
Date
1991-10-02
Location
FAIRBANKS, AK, USA
Coordinates
64.810462, -147.719955
Injuries
Highest injury
NONE
Fatal
0
Serious
0
Minor
0
Uninjured
5
Total aboard
5
Aircraft
Make
PIPER
Model
PA-31-350
Registration
N200AK
FAR Part
135
Engines
2
Damage
MINR
Conditions
Light
DAYL
Weather
VMC
Probable cause
INCORRECT INSTALLATION OF CRANKSHAFT COUNTERWWEIGHT ROLLERS BY THE MANUFACTURER DURING REMANUFACTURE OF THE ENGINE. FACTOR WAS THE INADEQUATE SURVEILLANCE OF THE ENGINE ASSEMBLY PROCESS BY THE MANUFACTURER.