# N123HF: 2012 Frentzel Herman E SONEX AIRCRAFT ONEX

- Status: Valid registration
- Airframe: [Frentzel Herman E SONEX AIRCRAFT ONEX](https://openairdocs.org/model/frentzel-herman-e-sonex-aircraft-onex) (registry code 05632ZZ, 1 seats)
- Engine: [Aeroconver AEROVEE](https://openairdocs.org/engine/aeroconver-aerovee) (registry code 01401)
- Serial number: ONX0026
- Year built: 2012
- Type: Fixed wing single engine
- Engine type: 4 cycle
- Kit: Sonex Aircraft LLC ONEX
- Airworthiness: Experimental, amateur built
- Airworthiness date: August 28, 2013
- Certificate issued: August 1, 2025
- Expires: August 31, 2032
- Mode S code: A05F8C
- Registered owners: [Acampora Cappy P](https://openairdocs.org/faa-owner/ACAMPORA%20CAPPY%20P), [Acampora John](https://openairdocs.org/faa-owner/ACAMPORA%20JOHN), [Russell Eric L](https://openairdocs.org/faa-owner/RUSSELL%20ERIC%20L)
- Location: [Lincoln, CA](https://openairdocs.org/faa-place/CA/Lincoln)
- Owner type: Co-owned
- Owner's area on the map: 38.9228° N, 121.3120° W: Placed by OpenAirDocs at the center of ZIP code 95648, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=123HF
- Page: https://openairdocs.org/aircraft/N123HF

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 (Frentzel Herman E SONEX AIRCRAFT ONEX)

None in force.

### Matched by engine (Aeroconver AEROVEE)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N123HF.

## FAA accident and incident reports

None matched to N123HF.

## 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 Frentzel Herman E SONEX AIRCRAFT ONEX aircraft: https://openairdocs.org/model/frentzel-herman-e-sonex-aircraft-onex/aircraft.md
- The Aeroconver AEROVEE engine: https://openairdocs.org/engine/aeroconver-aerovee.md

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