# N50548: Bjornstad Norman L FRIGATE

- Status: Valid registration
- Airframe: [Bjornstad Norman L FRIGATE](https://openairdocs.org/model/bjornstad-norman-l-frigate) (registry code 05902MK, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: NB1
- Type: Weight-shift-control
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: December 22, 2009
- Certificate issued: June 11, 2021
- Expires: June 30, 2028
- Mode S code: A64F88
- Registered owners: [Wingersky Michael C](https://openairdocs.org/faa-owner/WINGERSKY%20MICHAEL%20C), [Poore Corey R](https://openairdocs.org/faa-owner/POORE%20COREY%20R)
- Location: [Mesa, AZ](https://openairdocs.org/faa-place/AZ/Mesa)
- Owner type: Co-owned
- Owner's area on the map: 33.5119° N, 111.5794° W: Placed by OpenAirDocs at the center of ZIP code 85215, 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=50548
- Page: https://openairdocs.org/aircraft/N50548

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 (Bjornstad Norman L FRIGATE)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N50548.

## FAA accident and incident reports

None matched to N50548.

## 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 N50548

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N50548 before.

- [Cancelled 1980-11-24](https://openairdocs.org/deregistered/N50548-1980-11-24): Bellanca 8GCBC, S/N 31879. Exported to Canada. Owner: [Yankee Aviation Inc](https://openairdocs.org/faa-owner/YANKEE%20AVIATION%20INC), [Plymouth, MA](https://openairdocs.org/faa-place/MA/Plymouth)
- [Cancelled 1970-09-03](https://openairdocs.org/deregistered/N50548-1970-09-03): Fairchild M-62, S/N T41759. Owner: [Mauldin Arcft Inc](https://openairdocs.org/faa-owner/MAULDIN%20ARCFT%20INC), [Brownsville, TX](https://openairdocs.org/faa-place/TX/Brownsville)

## Related

- Other Bjornstad Norman L FRIGATE aircraft: https://openairdocs.org/model/bjornstad-norman-l-frigate/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.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.