# Accident 19810610032829A: Hiller UH12D, Toledo, WA, June 10, 1981

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 10, 1981, 09:30 local time
- Place: Toledo, WA
- Damage: Destroyed
- Phase of flight: Low Level Operations
- Operating rules: Rotorcraft external load (Part 133)
- Location: 46.4447° N, 122.8522° W: Placed by OpenAirDocs: center of Toledo, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.4447&lon=-122.8522&mi=10
- Aircraft: N62377, a cancelled registration (https://openairdocs.org/deregistered/N62377-2013-04-29) (OpenAirDocs)
- Registry model: Hiller H-23D (registry code 4360120, https://openairdocs.org/model/hiller-h-23d) (OpenAirDocs)
- Registry engine: Lycoming VO-435 series (registry code 41525, https://openairdocs.org/engine/lycoming-vo-435-series) (OpenAirDocs)
- Reported make and model: HILLER UH12D
- Fatal injuries: 0
- Pilot flight hours: 12,353 total, 2,226 in this make and model, 120 in the last 90 days
- NTSB investigation: [NTSB SEA81DYE31](https://openairdocs.org/ntsb/SEA81DYE31) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19810610032829A

## Narrative

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

HELICOPTER SPUN INTO GROUND UNCONTROLABLY WHEN TAIL ROTOR DRIVE SYSTEM FAILED.

## 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 SEA81DYE31](https://openairdocs.org/ntsb/SEA81DYE31), Jun 10, 1981: Hiller UN-12D (N62377), Castle Rock, WA, destroyed

## Other reports on N62377 (3)

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

- [Accident 19840312006619A](https://openairdocs.org/incident/19840312006619A), Mar 12, 1984: Hiller UH12E (N62377), Forest Grove, OR, Substantial damage. Pilot reported engine lost power while hovering to attach long line. Crashed into trees. Engine check out normal.
- [Accident 19820423012029A](https://openairdocs.org/incident/19820423012029A), Apr 23, 1982: Hiller UH12E (N62377), Christmas Valle, OR, Minor damage. Ground man injured when tow line cable caught in helicopter rotors during attempt to refasten tow line.
- [Accident 19791029039809A](https://openairdocs.org/incident/19791029039809A), Oct 29, 1979: Hiller UH12L3 (N62377), Amanda Park, WA, Substantial damage. Tail rotor control cable broke during external load hover. Aircraft spun to the right, hit a parked car.

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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