# N4954: Wehrmann MUSTANG II

- Status: Valid registration
- Airframe: [Wehrmann MUSTANG II](https://openairdocs.org/model/wehrmann-mustang-ii) (registry code 0562123, 1 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 141
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: December 6, 1979
- Certificate issued: June 10, 2019
- Expires: June 30, 2029
- Mode S code: A6258F
- Registered owner: [Longworth Michael P](https://openairdocs.org/faa-owner/LONGWORTH%20MICHAEL%20P)
- Location: [Middletown, OH](https://openairdocs.org/faa-place/OH/Middletown)
- Owner type: Individual
- Owner's area on the map: 39.5569° N, 84.4202° W: Placed by OpenAirDocs at the center of ZIP code 45042, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4954
- Page: https://openairdocs.org/aircraft/N4954

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Wehrmann MUSTANG II)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4954.

## FAA accident and incident reports

None matched to N4954.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N4954

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4954 before.

- [Cancelled 1937-07-15](https://openairdocs.org/deregistered/N4954-1937-07-15): Travel Air S-2000, S/N 452. Owner: [Dixon Frederick S](https://openairdocs.org/faa-owner/DIXON%20FREDERICK%20S)

## Related

- Other Wehrmann MUSTANG II aircraft: https://openairdocs.org/model/wehrmann-mustang-ii/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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