# N59366: 1958 Hiller UH-12D, registration cancelled 2013-07-19

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 19, 2013
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Hiller UH-12D](https://openairdocs.org/model/hiller-uh-12d) (registry code 4360118)
- Engine: [Allison 250 series](https://openairdocs.org/engine/allison-250-series) (registry code 03014)
- Data sheets: [TCDS 4H10](https://openairdocs.org/tcds/4H10) (OpenAirDocs)
- Serial number: 1069
- Year built: 1958
- Type of aircraft: Rotorcraft
- Engine type: Turbo-prop
- Airworthiness: Restricted, agriculture and pest control, forest
- Airworthiness date: February 24, 1983
- Certificate issued: June 12, 2000
- Last registry action: June 26, 2003
- Mode S code: A7ABD5
- Owner when cancelled: [Pioneer Helicopters Inc](https://openairdocs.org/faa-owner/PIONEER%20HELICOPTERS%20INC)
- Location: [Jefferson, OR](https://openairdocs.org/faa-place/OR/Jefferson)
- Owner type: Corporation
- Owner's area on the map: 44.7494° N, 123.0276° W: Placed by OpenAirDocs at the center of ZIP code 97352, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N59366
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=59366
- Page: https://openairdocs.org/deregistered/N59366-2013-07-19

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Hiller UH-12D: https://openairdocs.org/model/hiller-uh-12d.md

## NTSB investigations (3)

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 SEA94LA037](https://openairdocs.org/ntsb/SEA94LA037), Nov 26, 1993: Hiller UH-12D (N59366), Sublimity, OR, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN CLEARANCE FROM UNMARKED TRANSMISSION WIRES. FACTORS INCLUDE THE PILOT'S INADEQUATE VISUAL LOOKOUT, AND UNMARKED WIRES IN THE AREA OF OPERATION.
- [NTSB SEA82FYM11](https://openairdocs.org/ntsb/SEA82FYM11), Mar 8, 1982: Hiller UH-12E (N59366), Mount Angle, OR, destroyed
- [NTSB SEA80DYM55](https://openairdocs.org/ntsb/SEA80DYM55), Aug 19, 1980: Hiller Acft UH-12E (N59366), Tillamook, OR, substantial damage

## FAA accident and incident reports (3)

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.

- [Accident 19931126049159A](https://openairdocs.org/incident/19931126049159A), Nov 26, 1993: Hiller UH12D (N59366), Sublimity, OR, Substantial damage. Lifting trees on long line struck wires. Had surveyed field prior but failed to see the wires.
- [Accident 19820308002999A](https://openairdocs.org/incident/19820308002999A), Mar 8, 1982: Hiller UH12E (N59366), Mount Angel, OR, Substantial damage. Main rotors struck a pickup truck as the pilot was landing to check out sling load operation.
- [Accident 19800819040989A](https://openairdocs.org/incident/19800819040989A), Aug 19, 1980: Hiller UH12D (N59366), Tillamook, OR, Substantial damage. Tried to lift helicopter off flat bed in a vertical takeoff. Rear skid not intied. Helicopter rolled over.

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