Hughes OH-6A — registry & accident history
Compiled from FAA & NTSB records · as of Jul 24, 2026
There are 97 Hughes OH-6A airframes on record (built 1966–1969), 24 currently registered. 8 have one or more NTSB accident records (8 records total, 2 with a fatal highest-injury classification). Data as of Jul 24, 2026.
Recent Hughes OH-6A accidents
A partial loss of engine power due to a leak in the fuel cell outlet valve.
A partial loss of engine power for reasons that could not be determined based on the available information.
The fuel truck driver’s failure to stop before impacting the helicopter’s main rotor blades.
The pilot’s failure to maintain control of the helicopter during landing.
The pilot's failure to maintain sufficient altitude during maneuvering flight, which resulted in his failure to see and avoid a power pole and wires.
The other pilot’s failure to see and avoid the preceding helicopter while maneuvering for landing. Contributing to the accident were the flight lead pilot’s inadequate preflight briefing and in-flight instruction to the formation pilots, which resulted in the loss of the formation flight's integrity and the pilots’ situational awareness within the flight.
The pilot under instruction's inadequate autorotation technique and the instructor pilot’s delayed remedial action to arrest the rate of descent of the helicopter while in an autorotation flare.
The contract mechanic's failure to properly secure the castellated nut that attached the governor lever control rod to the idler bell crank. Contributing to the accident was the lack of maintenance oversight by the operator.