NONE · Bell-Kitz Kopters 47D1 · 1989-11-10 · CHINO, CA, USA
Event
NTSB number
LAX90LA029
Event ID
20001213X29821
Type
Accident
Date
1989-11-10
Location
CHINO, CA, USA
Coordinates
33.999855, -117.679786
Injuries
Highest injury
NONE
Fatal
0
Serious
0
Minor
0
Uninjured
1
Total aboard
1
Aircraft
Make
Bell-Kitz Kopters
Model
47D1
Registration
N6324X
FAR Part
091
Engines
1
Damage
SUBS
Conditions
Light
DAYL
Weather
VMC
Probable cause
A FATIGUE FAILURE OF BOTH THE MAIN ROTOR STABILIZER BAR TUBE AND THE TIE ROD. IN ADDITION, THE TIE ROD NUT WAS LOOSE AND DID NOT CONFORM TO ENGINEERING DRAWING SPECIFICATIONS. COMPANY PERSONNEL FAILED TO DETECT THE FATIGUE CRACKS DURING DAILY INSPECTIONS.