# N4F: 1989 Bork Roger Lee 5151 MUSTANG

- Status: Valid registration
- Airframe: [Bork Roger Lee 5151 MUSTANG](https://openairdocs.org/model/bork-roger-lee-5151-mustang) (registry code 1690697, 1 seats)
- Engine: [Bombardier ROTAX (ALL)](https://openairdocs.org/engine/bombardier-rotax-all) (registry code 09050)
- Serial number: 14677123
- Year built: 1989
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: March 21, 1990
- Certificate issued: March 8, 2017
- Expires: March 31, 2030
- Mode S code: A4A86C
- Registered owner: [Miller Darrin R](https://openairdocs.org/faa-owner/MILLER%20DARRIN%20R)
- Location: [Bainbridge, IN](https://openairdocs.org/faa-place/IN/Bainbridge)
- Owner type: Individual
- Owner's area on the map: 39.7648° N, 86.8135° W: Placed by OpenAirDocs at the center of ZIP code 46105, 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=4F
- Page: https://openairdocs.org/aircraft/N4F

From the FAA registry file of October 22, 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 (Bork Roger Lee 5151 MUSTANG)

None in force.

### Matched by engine (Bombardier ROTAX (ALL))

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4F.

## FAA accident and incident reports

None matched to N4F.

## 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 N4F

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4F before.

- [Cancelled 1989-01-05](https://openairdocs.org/deregistered/N4F-1989-01-05): Gates Lear Jet 24D, S/N 294. N-number assigned, not yet registered
- [Cancelled 1957-06-18](https://openairdocs.org/deregistered/N4F-1957-06-18): Beech D18S, S/N BA-58. Owner: [Latrobe Construction Co](https://openairdocs.org/faa-owner/LATROBE%20CONSTRUCTION%20CO), [Earlington, PA](https://openairdocs.org/faa-place/PA/Earlington)

## Related

- Other Bork Roger Lee 5151 MUSTANG aircraft: https://openairdocs.org/model/bork-roger-lee-5151-mustang/aircraft.md
- The Bombardier ROTAX (ALL) engine: https://openairdocs.org/engine/bombardier-rotax-all.md

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