# N51641: Flightstar IISC

- Status: Valid registration
- Airframe: [Flightstar IISC](https://openairdocs.org/model/flightstar-iisc) (registry code 059012P, 2 seats)
- Engine: [Rotax 503 DCDI](https://openairdocs.org/engine/rotax-503-dcdi) (registry code 55566)
- Serial number: 306
- Type: Fixed wing single engine
- Engine type: 2 cycle
- Airworthiness: Experimental, registered before 01/31/08
- Airworthiness date: November 13, 2007
- Certificate issued: May 31, 2007
- Expires: July 31, 2027
- Mode S code: A67AB7
- Registered owner: [Maas Harvey L](https://openairdocs.org/faa-owner/MAAS%20HARVEY%20L)
- Location: [Poplar, WI](https://openairdocs.org/faa-place/WI/Poplar)
- Owner type: Individual
- Owner's area on the map: 46.6022° N, 91.8014° W: Placed by OpenAirDocs at the center of ZIP code 54864, 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=51641
- Page: https://openairdocs.org/aircraft/N51641

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 (Flightstar IISC)

None in force.

### Matched by engine (Rotax 503 DCDI)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N51641.

## NTSB investigations on N51641 not matched to an aircraft (2)

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 LAX99LA196](https://openairdocs.org/ntsb/LAX99LA196), May 22, 1999: Maule M-5-210C (N51641), Santa Ana, CA, substantial damage. Probable cause: The pilot's failure to maintain directional control and his excessive use of the rudder to regain runway alignment.
- [NTSB MIA76FKG26](https://openairdocs.org/ntsb/MIA76FKG26), Oct 10, 1975: Maule M-5 (N51641), Stone Mountain, GA, substantial damage

## FAA accident and incident reports

None matched to N51641.

## Reports on N51641 not matched to an aircraft (4)

They name N51641, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Accident 19990521041689A](https://openairdocs.org/incident/19990521041689A), May 21, 1999: Maule M5210C (N51641), Santa Ana, CA, No damage. (-23) Pilot was landing a/c to runway 10L at John Wayne airport (sna) when the a/c ground looped. The right wing tip and the right main landing gear were…
- [Incident 19790717019319I](https://openairdocs.org/incident/19790717019319I), Jul 17, 1979: Maule M5210C (N51641), Daytona Beach, FL, Minor damage. Wing tip contacted runway while landing.
- [Incident 19790325011449I](https://openairdocs.org/incident/19790325011449I), Mar 25, 1979: Maule M5210C (N51641), Pine Mountain, GA, Minor damage. Zd pilot lost directional control after touchdown in a gusty wind.
- [Accident 19751010037149A](https://openairdocs.org/incident/19751010037149A), Oct 10, 1975: Maule M5210C (N51641), Stone Mountain, GA, Substantial damage

## 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 N51641

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N51641 before.

- [Cancelled 2004-12-15](https://openairdocs.org/deregistered/N51641-2004-12-15): Cessna T206H, S/N T20608368, built 2003. Exported to South Korea. Owner: [Xxx, OK](https://openairdocs.org/faa-place/OK/Xxx)

## Related

- Other Flightstar IISC aircraft: https://openairdocs.org/model/flightstar-iisc/aircraft.md
- The Rotax 503 DCDI engine: https://openairdocs.org/engine/rotax-503-dcdi.md

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