NONE · Md Helicopter 600 · 2020-07-20 · San Andreas, CA, USA
Event
NTSB number
WPR20LA228
Event ID
20200720X84108
Type
Accident
Date
2020-07-20
Location
San Andreas, CA, USA
Coordinates
38.206264, -120.71358
Injuries
Highest injury
NONE
Fatal
0
Serious
0
Minor
0
Uninjured
3
Total aboard
3
Aircraft
Make
Md Helicopter
Model
600
Registration
N745BW
FAR Part
091
Engines
1
Damage
DEST
Conditions
Light
DAYL
Weather
VMC
Probable cause
The failure of the output shaft of the overrunning clutch inner race due to frictional overheating of the shaft, which resulted from the failure of the output bearing’s stainless-steel grease seal.