# N94525: 1951 Hiller UH-12B, registration cancelled 2013-03-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 20, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Hiller UH-12B](https://openairdocs.org/model/hiller-uh-12b) (registry code 4360110)
- Engine: [Franklin 6A&6V335 series](https://openairdocs.org/engine/franklin-6a-6v335-series) (registry code 27020)
- Data sheets: [TCDS 6H2](https://openairdocs.org/tcds/6H2) (OpenAirDocs)
- Serial number: 299
- Year built: 1951
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: April 2, 1975
- Last registry action: December 19, 2007
- Mode S code: AD2277
- Location: [Eureka, CA](https://openairdocs.org/faa-place/CA/Eureka)
- Owner type: Individual
- Owner's area on the map: 40.7384° N, 124.1078° W: Placed by OpenAirDocs at the center of ZIP code 95503, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N94525
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=94525
- Page: https://openairdocs.org/deregistered/N94525-2013-03-20

From the FAA registry file of November 4, 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-12B: https://openairdocs.org/model/hiller-uh-12b.md

## NTSB investigations (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 LAX81FVW17](https://openairdocs.org/ntsb/LAX81FVW17), Aug 22, 1981: Hiller Acft UH-12B (N94525), Las Vegas, NV, 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.

- [Incident 19970705016759I](https://openairdocs.org/incident/19970705016759I), Jul 5, 1997: Hiller UH12B (N94525), Tres Pinos, CA, Minor damage. Walking away rotors winding down. Another chopper landing. Rotor was caused rotors to cone and strike tailboom.
- [Incident 19920121004619I](https://openairdocs.org/incident/19920121004619I), Jan 21, 1992: Hiller UH12B (N94525), Dallas, TX, Minor damage. Pilot practicing autorotations. Aircraft seemed to sink more than previously. Tail rotor hit ground.
- [Accident 19810822050919A](https://openairdocs.org/incident/19810822050919A), Aug 22, 1981: Hiller UH12B (N94525), Las Vegas, NV, Substantial damage. Pilot misjudged landing. Made hard landing and tail boom failed.

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