# N5121D: 2005 US Light HORNET

- Status: Valid registration
- Airframe: [US Light HORNET](https://openairdocs.org/model/us-light-hornet) (registry code 05902M8, 2 seats)
- Engine: [Hirth 2706](https://openairdocs.org/engine/hirth-2706) (registry code 33703)
- Serial number: 0022
- Year built: 2005
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: November 9, 2007
- Certificate issued: April 1, 2026
- Expires: April 30, 2033
- Mode S code: A66B5C
- Registered owner: [Praner Scott](https://openairdocs.org/faa-owner/PRANER%20SCOTT)
- Location: [Port Barrington, IL](https://openairdocs.org/faa-place/IL/Port%20Barrington)
- Owner type: Individual
- Owner's area on the map: 42.1466° N, 88.1648° W: Placed by OpenAirDocs at the center of ZIP code 60010, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=5121D
- Page: https://openairdocs.org/aircraft/N5121D

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 (US Light HORNET)

None in force.

### Matched by engine (Hirth 2706)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N5121D.

## FAA accident and incident reports

None matched to N5121D.

## 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 N5121D

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N5121D before.

- [Cancelled 1991-12-20](https://openairdocs.org/deregistered/N5121D-1991-12-20): Cessna 172N, S/N 17272428. Exported to Germany. Owner: [Aero-Mobil Inc](https://openairdocs.org/faa-owner/AERO-MOBIL%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)

## Related

- Other US Light HORNET aircraft: https://openairdocs.org/model/us-light-hornet/aircraft.md
- The Hirth 2706 engine: https://openairdocs.org/engine/hirth-2706.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.