# Stephen J Hoffman MS-500

- Type: Aircraft model (FAA registry)
- Registry code: 05634S6
- Manufacturer (registry): STEPHEN J HOFFMAN
- Model: MS-500
- 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/stephen-j-hoffman-ms-500

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)

- [N778MS](https://openairdocs.org/aircraft/N778MS): [Hoffman Stephen J](https://openairdocs.org/faa-owner/HOFFMAN%20STEPHEN%20J), [Seabrook, TX](https://openairdocs.org/faa-place/TX/Seabrook), built 2018, S/N 4

## 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 CEN23LA023](https://openairdocs.org/ntsb/CEN23LA023), Oct 29, 2022: Stephen J Hoffman MS-500 (N778MS), Houston, TX, substantial damage. Probable cause: The pilot’s failure to secure the magneto switch before attempting to hand rotate the engine which resulted in an inadvertent engine start, a runaway airplane, and subsequent impact with parked…

## 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 20221029019702A](https://openairdocs.org/incident/20221029019702A), Oct 29, 2022: Stephen J Hoffman MS-500 (N778MS), Houston, TX, Substantial damage. Iic statement: there were several eyewitnesses to the accident and this statement has excerpts from their observations and pilot statement. The pilot of…

## The same model under other registry codes

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

- [Morane-Saulnier MS 500](https://openairdocs.org/model/morane-saulnier-ms-500): 1 registered aircraft, registry code 5910403

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