Incident report
Tamarack Helicopters Inc UH-1H crash near Gila Bend, Arizona, United States
minor2016-10-05
Summary
The separation of the 90° tail rotor gearbox assembly as a result of fatigue to the tail rotor gearbox input quill assembly attachment studs due to the helicopter experiencing highly repetitive agricultural flight profiles for which it was not designed.
Incident details
Date
2016-10-05
Location
Gila Bend, Arizona, United States
Aircraft
Operator
Farm Ag Enterprises
Operator type
civil
Fatalities
0
Injuries
1
Probable cause
Mechanical failure
Phase of flight
cruise
Weather
VMC
Source
NTSB CAROL ↗32.9756, -112.7286
Quick stats
Severityminor
Fatalities0
Injuries1
SourceNTSB CAROL
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