# Accident 20080407833479A: Hiller UH12E, Quinton, OK, April 7, 2008

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 7, 2008, 12:30 local time
- Place: Quinton, OK
- Damage: Substantial damage
- Operating rules: General operating rules (Part 91)
- Location: 35.1219° N, 95.3686° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=35.1219&lon=-95.3686&mi=10
- Aircraft: N34SD, registered now (https://openairdocs.org/aircraft/N34SD) (OpenAirDocs)
- Registry model: Hiller UH-12E (registry code 4360122, https://openairdocs.org/model/hiller-uh-12e) (OpenAirDocs)
- Registry engine: Lycoming VO-540 series (registry code 41534, https://openairdocs.org/engine/lycoming-vo-540-series) (OpenAirDocs)
- Reported make and model: HILLER UH12E
- Fatal injuries: 0
- Pilot flight hours: 0 total, 0 in this make and model, 0 in the last 90 days
- NTSB investigation: [NTSB DFW08LA100](https://openairdocs.org/ntsb/DFW08LA100) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20080407833479A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) ON APRIL 7, 2008, THE PILOT OF N34SD WAS RETURNING TO A LOADING AREA IN HIS HELICOPTER, A HILLER 12E, N34SD AFTER AN AERIAL APPLICATION IN A FIELD NEAR QUINTON, OK. ACCORDING TO THE PILOT, AT APPROXIMATELY ONE MILE FROM THE LOADING AREA AT 1000' AGL AND 60 KNOTS, STATED THAT THERE WAS A LOUD NOISE AND A VIBRATION FROM THE HELICOPTER. THE PILOT CLOSED THE THROTTLE AND BEGAN AN AUTOROTATION INTO A FIELD. AFTER HE HAD LANDED, HE OBSERVED THE TAIL ROTOR AREA WAS DAMAGED AND INOPERABLE. THE PILOT CLAIMS THERE WAS NO FURTHER DAMAGE TO THE AIRCRAFT AND THE LANDING WAS NORMAL. THIS ACCIDENT WAS REPORTED TO THE NTSB ON APRIL 14, 2008 BY THE PILOT-IN-COMMAND. THE NTSB SUBSEQUENTLY REPORTED THIS ACCIDENT TO THE FAA ON THAT DATE. THE AIRCRAFT WAS MOVED WITHOUT AUTHORIZATION BY THE OWNER-PILOT AFTER THE ACCIDENT TO ANOTHER LOCATION AWAY FROM THE ACCIDENT SCENE.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DFW08LA100](https://openairdocs.org/ntsb/DFW08LA100), Apr 7, 2008: Hiller UH-12E (N34SD), Quinton, OK, substantial damage. Probable cause: An undetermined mechanical malfuction associated with the tail rotor drive system which led to a loss of control.

## Other reports on N34SD (1)

Matched to the same aircraft by N-number and date.

- [Accident 20090611010329A](https://openairdocs.org/incident/20090611010329A), Jun 11, 2009: Hiller UH12E (N34SD), Stringtown, OK, Substantial damage. A mechanic at the repair facility the wreckage was taken to, advises he was told, that on the first load of the day the helicopter hopper tanks were loaded…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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