# N6057: 1954 Hiller OH-23B

- Status: Valid registration
- Airframe: [Hiller OH-23B](https://openairdocs.org/model/hiller-oh-23b) (registry code 4360109, 4 seats)
- Data sheets: [TCDS 6H2](https://openairdocs.org/tcds/6H2) (Siam Hiller Holdings Inc.) (OpenAirDocs)
- Serial number: 54-2930
- Year built: 1954
- Type: Rotorcraft
- Engine type: Reciprocating
- Certificate issued: September 28, 2020
- Expires: September 30, 2027
- Mode S code: A7DD1F
- Registered owner: [Ender Ray L](https://openairdocs.org/faa-owner/ENDER%20RAY%20L)
- Location: [San Marcos, TX](https://openairdocs.org/faa-place/TX/San%20Marcos)
- Owner type: Individual
- Owner's area on the map: 29.8817° N, 97.9848° W: Placed by OpenAirDocs at the center of ZIP code 78666, within about 8 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6057
- Page: https://openairdocs.org/aircraft/N6057

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Hiller OH-23B)

None in force.

## Information bulletins (advisory)

None matched.

## 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 ERA15CA059](https://openairdocs.org/ntsb/ERA15CA059), Nov 24, 2014: Hiller OH 23B (N6057), Leesburg, VA, substantial damage. Probable cause: A loss of tail rotor effectiveness while hovering in gusting crosswind conditions resulting in the student pilot's loss of control of the helicopter. Contributing was the delayed remedial action of…

## FAA accident and incident reports (1)

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 20141124023609A](https://openairdocs.org/incident/20141124023609A), Nov 24, 2014: Hiller OH-23B (N6057), Leesburg, VA, Substantial damage. N6057, a Hiller UH-12C was purchased in June 2014 by vertically challenged, LLC. [privacy data omitted], The student at the time of accident is the co-owner.…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Hiller OH-23B aircraft: https://openairdocs.org/model/hiller-oh-23b/aircraft.md

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