# N231BY: Mooney M20K, registration cancelled 2000-02-04

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 4, 2000
- Status when cancelled: Valid registration
- Airframe: [Mooney M20K](https://openairdocs.org/model/mooney-m20k) (registry code 5870220)
- Data sheets: [TCDS 2A3](https://openairdocs.org/tcds/2A3) (OpenAirDocs)
- Serial number: 25-0115
- Type of aircraft: Fixed wing single engine
- Certificate issued: March 30, 1998
- Last registry action: March 30, 1998
- Mode S code: A20C67
- Owner when cancelled: [Application Associates Inc](https://openairdocs.org/faa-owner/APPLICATION%20ASSOCIATES%20INC)
- Location: [Sacramento, CA](https://openairdocs.org/faa-place/CA/Sacramento)
- Owner type: Corporation
- Owner's area on the map: 38.5669° N, 121.4376° W: Placed by OpenAirDocs at the center of ZIP code 95819, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N231BY
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=231BY
- Page: https://openairdocs.org/deregistered/N231BY-2000-02-04

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 LAX98FA154](https://openairdocs.org/ntsb/LAX98FA154), May 5, 1998: Mooney M20K (N231BY), Bakersfield, CA, destroyed, 1 fatal. Probable cause: The pilot's operation of the airplane at a speed well in excess of it's designed never exceed speed that resulted in elevator flutter and in-flight failure of the airplane. Turbulence and icing…

## 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 19980505008399A](https://openairdocs.org/incident/19980505008399A), May 5, 1998: Mooney M20K (N231BY), Bakersfield, CA, Destroyed, 1 fatal. S enroute at 9000FT. Requested vectors to L45. Broke up infligh t during descent. Exceed design loads. (.4) from an examination of the accident site and…

## Other aircraft with N231BY

- [Cancelled 2014-12-17](https://openairdocs.org/deregistered/N231BY-2014-12-17): Beechcraft B200GT, S/N BY-231. Exported to Brazil. Owner: [Beechcraft Corp](https://openairdocs.org/faa-owner/BEECHCRAFT%20CORP), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

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