# Davis John S SONEX

- Type: Aircraft model (FAA registry)
- Registry code: 056154P
- Manufacturer (registry): DAVIS JOHN S
- Model: SONEX
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/davis-john-s-sonex

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (1)

- [N555SX](https://openairdocs.org/aircraft/N555SX): [Bendel James H Jr](https://openairdocs.org/faa-owner/BENDEL%20JAMES%20H%20JR), [Louisville, KY](https://openairdocs.org/faa-place/KY/Louisville), built 2003, S/N 0523

## 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 ERA09CA162](https://openairdocs.org/ntsb/ERA09CA162), Feb 6, 2009: Davis Sonex (N555SX), Crossville, TN, substantial damage. Probable cause: A total loss of engine power during initial climb due to the failure of the ignition power supply as a result of the improper installation of the electronic control unit.

## 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 20090206001539A](https://openairdocs.org/incident/20090206001539A), Feb 6, 2009: Davis SONEX (N555SX), Crossville, TN, Substantial damage. Pilot taxi aircraft to runway 26 ran aircraft for 15 T0 20 minuttes. Pilot departed runway 26 at Crossville airport (csv) in Tennessee engine lost power pilot…

## Service difficulty reports (2)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2011FA0000566](https://openairdocs.org/sdr/2011FA0000566), Aug 4, 2011: CRANKSHAFT. BROKEN. CRANK BROKEN AT FLANGE. CAST CRANKSHAFT FAILURE.
- [SDR 2006FA0000286](https://openairdocs.org/sdr/2006FA0000286), Feb 27, 2006: THROTTLE CABLE. BINDING. AIRCRAFT EXPERIENCED A LOSS OF POWER, AND A SUBSEQUENT FORCED LANDING RESULTING IN EXTENSIVE DAMAGE TO THE AIRCRAFT, DUE TO THE THROTTLE BEING STUCK IN THE IDLE

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Sonex Ltd/Monnett John T JR SONEX](https://openairdocs.org/model/sonex-ltd-monnett-john-t-jr-sonex): 1 registered aircraft, registry code 05605W0
- [Monnett Jeremy T SONEX](https://openairdocs.org/model/monnett-jeremy-t-sonex): 1 registered aircraft, registry code 05606E5
- [Early Jack F SONEX](https://openairdocs.org/model/early-jack-f-sonex): 1 registered aircraft, registry code 05607LH
- [Beckham Hugh C SONEX](https://openairdocs.org/model/beckham-hugh-c-sonex): 1 registered aircraft, registry code 05607RF
- [Odonnell Paul F SONEX](https://openairdocs.org/model/odonnell-paul-f-sonex): 1 registered aircraft, registry code 05608IX
- [Spicer Henry A SONEX](https://openairdocs.org/model/spicer-henry-a-sonex): 1 registered aircraft, registry code 05608OI
- [Johnson Gary L SONEX](https://openairdocs.org/model/johnson-gary-l-sonex): 1 registered aircraft, registry code 0561047
- [Forster Larry G SONEX](https://openairdocs.org/model/forster-larry-g-sonex): 1 registered aircraft, registry code 056106Z
- [Graber Benjamin SONEX](https://openairdocs.org/model/graber-benjamin-sonex): 1 registered aircraft, registry code 056109Z
- [Carter Gerald SONEX](https://openairdocs.org/model/carter-gerald-sonex): 1 registered aircraft, registry code 05610BQ
- [Fuller Van L SONEX](https://openairdocs.org/model/fuller-van-l-sonex): 1 registered aircraft, registry code 05610LK
- [Baron Helmut SONEX](https://openairdocs.org/model/baron-helmut-sonex): 1 registered aircraft, registry code 05610S5

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