# N231HU: 1979 Mooney M20K, registration cancelled 2002-04-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 17, 2002
- Status when cancelled: Triennial form not returned
- Airframe: [Mooney M20K](https://openairdocs.org/model/mooney-m20k) (registry code 5870220)
- Engine: [Continental TSIO-360 series](https://openairdocs.org/engine/continental-tsio-360-series) (registry code 17019)
- Data sheets: [TCDS 2A3](https://openairdocs.org/tcds/2A3), [TCDS E9CE](https://openairdocs.org/tcds/E9CE) (OpenAirDocs)
- Serial number: 25-0268
- Year built: 1979
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: December 12, 1979
- Certificate issued: February 8, 1999
- Last registry action: February 19, 2002
- Mode S code: A20CF9
- Owner when cancelled: [Neptune Technology Inc](https://openairdocs.org/faa-owner/NEPTUNE%20TECHNOLOGY%20INC)
- Location: [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati)
- Owner type: Corporation
- Owner's area on the map: 39.2863° N, 84.5262° W: Placed by OpenAirDocs at the center of ZIP code 45240, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N231HU
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=231HU
- Page: https://openairdocs.org/deregistered/N231HU-2002-04-17

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Mooney M20K: https://openairdocs.org/model/mooney-m20k.md

## 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 NYC99FA071](https://openairdocs.org/ntsb/NYC99FA071), Mar 12, 1999: Mooney M20K (N231HU), Counts, VA, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain control of the airplane.

## 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 19990312002179A](https://openairdocs.org/incident/19990312002179A), Mar 12, 1999: Mooney M20K (N231HU), Counts, VA, Destroyed, 1 fatal. The wreckage was discovered burning on the top of a mountain after a fire was reported in the area, the pilot/sole occupant suffered fatal injuries. Other…

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