# Joby Aero JAS4-2

- Type: Aircraft model (FAA registry)
- Registry code: 05638TD
- Manufacturer (registry): JOBY AERO INC
- Model: JAS4-2
- Aircraft type: Fixed wing multi engine
- Category: Airplane
- Engines: 6 · Electric
- Seats: 5
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/joby-aero-jas4-2

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)

- [N542BJ](https://openairdocs.org/aircraft/N542BJ): [Joby Aero Inc](https://openairdocs.org/faa-owner/JOBY%20AERO%20INC), [Santa Cruz, CA](https://openairdocs.org/faa-place/CA/Santa%20Cruz), built 2021, S/N JAS4-202

## 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 DCA22FA082](https://openairdocs.org/ntsb/DCA22FA082), Feb 16, 2022: Joby Aero JAS4-2 (N542AJ), Jolon, CA, substantial damage. Probable cause: The separation of a propeller blade during expansion flight testing that resulted in cascading effects to include the separation of multiple propulsion motor/propeller assemblies and the loss 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 20220216020649A](https://openairdocs.org/incident/20220216020649A), Feb 16, 2022: Joby Aero Inc JAS4-2 (N542AJ), Jolon, CA, Destroyed. Flight test aircraft experienced inflight propeller failure and subsequent loss of control.

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