# N503WT: 2006 Airborne Windsports REDBACK

- Status: Valid registration
- Airframe: [Airborne Windsports REDBACK](https://openairdocs.org/model/airborne-windsports-redback) (registry code 05901GF, 2 seats)
- Engine: [Rotax 503UL](https://openairdocs.org/engine/rotax-503ul) (registry code 55565)
- Serial number: 503:1055
- Year built: 2006
- Type: Weight-shift-control
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: August 14, 2007
- Certificate issued: June 13, 2007
- Expires: September 30, 2027
- Mode S code: A6471B
- Registered owner: [Wilson John Burttrum III](https://openairdocs.org/faa-owner/WILSON%20JOHN%20BURTTRUM%20III)
- Location: [Round Rock, TX](https://openairdocs.org/faa-place/TX/Round%20Rock)
- Owner type: Individual
- Owner's area on the map: 30.5418° N, 97.7166° W: Placed by OpenAirDocs at the center of ZIP code 78681, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=503WT
- Page: https://openairdocs.org/aircraft/N503WT

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 (Airborne Windsports REDBACK)

None in force.

### Matched by engine (Rotax 503UL)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N503WT.

## FAA accident and incident reports

None matched to N503WT.

## 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.

## Related

- Other Airborne Windsports REDBACK aircraft: https://openairdocs.org/model/airborne-windsports-redback/aircraft.md
- The Rotax 503UL engine: https://openairdocs.org/engine/rotax-503ul.md

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