# N528PG: 2002 Airborne REDBACK

- Status: Valid registration
- Airframe: [Airborne REDBACK](https://openairdocs.org/model/airborne-redback) (registry code 05901OI, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: 503-719
- Year built: 2002
- Type: Weight-shift-control
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: May 16, 2007
- Certificate issued: September 14, 2018
- Expires: September 30, 2028
- Mode S code: A6A7F2
- Registered owner: [Harmsworth Colin C](https://openairdocs.org/faa-owner/HARMSWORTH%20COLIN%20C)
- Location: [Jefferson, OR](https://openairdocs.org/faa-place/OR/Jefferson)
- Owner type: Individual
- Owner's area on the map: 44.7494° N, 123.0276° W: Placed by OpenAirDocs at the center of ZIP code 97352, 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=528PG
- Page: https://openairdocs.org/aircraft/N528PG

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 REDBACK)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB GAA16CA216](https://openairdocs.org/ntsb/GAA16CA216), May 4, 2016: Airborne Redback (N528PG), Arlington, WA, substantial damage. Probable cause: The pilot's failure to adequately secure the aircraft while manually starting the engine from outside the cockpit, which resulted in the unmanned aircraft becoming airborne and colliding with a…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20160502003419A](https://openairdocs.org/incident/20160502003419A), May 2, 2016: Airborne REDBACK (N528PG), Arlington, WA, Substantial damage. PIC attempted to start weight shift control aircraft (trike) with the intention to fly. Engine failed to start so PIC exited the aircraft, primed the engine…

## 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 REDBACK aircraft: https://openairdocs.org/model/airborne-redback/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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