SERS · Kaman K-1200 · 2000-07-11 · CUSICK, WA, USA
Event
NTSB number
SEA00LA129
Event ID
20001212X21608
Type
Accident
Date
2000-07-11
Location
CUSICK, WA, USA
Coordinates
48.509346, -117.369995
Injuries
Highest injury
SERS
Fatal
0
Serious
1
Minor
0
Uninjured
0
Total aboard
1
Aircraft
Make
Kaman
Model
K-1200
Registration
N311KA
FAR Part
133
Engines
1
Damage
SUBS
Conditions
Light
DAYL
Weather
VMC
Probable cause
The termination of power to the main rotor system as a result of the malfunction of the free-wheeling sprag clutch assembly, followed by the torsional overload separation of the engine adapter shaft. Factors include trees in the area where the emergency descent was attempted.