# Kirkpatrick Earl L SONEX - TAILWHEEL

- Type: Aircraft model (FAA registry)
- Registry code: 05637S8
- Manufacturer (registry): KIRKPATRICK EARL L
- Model: SONEX - TAILWHEEL
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · 4 cycle
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/kirkpatrick-earl-l-sonex-tailwheel

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

None registered with this model now.

## 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 CEN21LA092](https://openairdocs.org/ntsb/CEN21LA092), Dec 19, 2020: Sonex Tailwheel (N935EK), Burleson, TX, substantial damage, 1 fatal. Probable cause: A total loss of engine power due to engine seizure. Contributing to the accident was the pilot decision not to orbit the airport, as originally planned.

## 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 20201219020619A](https://openairdocs.org/incident/20201219020619A), Dec 19, 2020: Kirkpatrick Earl L SONEX - TAILWHEEL (N935EK), Burleson, TX, Substantial damage, 1 fatal. On December 19, 2020 at approximately 1435 CST, [privacy data omitted], an experimental sonex, crashed while on an engine maintenance flight approximately 1…

## The same model under other registry codes

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

- [Cash James H SONEX/TAIL WHEEL](https://openairdocs.org/model/cash-james-h-sonex-tail-wheel): 1 registered aircraft, registry code 05619GO

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