# Accident 19840105000059A: Hiller UH12E, Mapleton, OR, January 5, 1984

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: January 5, 1984, 14:40 local time
- Place: Mapleton, OR
- Damage: Substantial damage
- Phase of flight: Pwr Off Run Land (Autorotation
- Operating rules: Agricultural (Part 137)
- Location: 44.0004° N, 123.8391° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=44.0004&lon=-123.8391&mi=10
- Aircraft: N4027K, a cancelled registration (https://openairdocs.org/deregistered/N4027K-1989-11-03) (OpenAirDocs)
- Registry model: Hiller UH-12E (registry code 4360122, https://openairdocs.org/model/hiller-uh-12e) (OpenAirDocs)
- Reported make and model: HILLER UH12E
- Reported engine: ALLSN 250C20B
- Fatal injuries: 0
- Pilot flight hours: 5,675 total, 250 in this make and model, 102 in the last 90 days
- NTSB investigation: [NTSB SEA84LA034](https://openairdocs.org/ntsb/SEA84LA034) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19840105000059A

## Narrative

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

ENGINE FAILED DURING SPRAY RUN. FORCED LANDING IN HILLY TERRAIN. SPUR COUPLING AND COMPRESSOR ADAPTER HAD 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 SEA84LA034](https://openairdocs.org/ntsb/SEA84LA034), Jan 5, 1984: Hiller UH-12E (N4027K), Mapleton, OR, substantial damage

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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