# Monnett John T JR SONEX SA

- Type: Aircraft model (FAA registry)
- Registry code: 056220I
- Manufacturer (registry): MONNETT JOHN T JR
- Model: SONEX SA
- 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: 0
- Page: https://openairdocs.org/model/monnett-john-t-jr-sonex-sa

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 CEN15FA249](https://openairdocs.org/ntsb/CEN15FA249), Jun 2, 2015: Monnett John T JR Sonex SA (N123SX), Oshkosh, WI, substantial damage, 2 fatal. Probable cause: The pilot's failure to maintain sufficient airspeed following a loss of engine power during initial takeoff climb, which resulted in the airplane's wing exceeding its critical angle-of-attack and a…

## 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 20150602007549A](https://openairdocs.org/incident/20150602007549A), Jun 2, 2015: Monnett John T Jr SONEX SA (N123SX), Oshkosh, WI, Destroyed, 2 fatal. On June 2, 2015, at 1515 dst an amateur built Sonex Sa N123SX experienced loss of engine power. The aircraft landed short of runway 27 Oshkosh, WI. Colliding…

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