# N4931: Briegleb BG12B, registration cancelled 2019-12-16

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: December 16, 2019
- Status when cancelled: First renewal notice
- Airframe: [Briegleb BG12B](https://openairdocs.org/model/briegleb-bg12b) (registry code 79001FV)
- Engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000)
- Serial number: 113-AB
- Type of aircraft: Glider
- Engine type: None
- Airworthiness: Experimental, amateur built
- Airworthiness date: September 21, 1979
- Certificate issued: April 11, 2017
- Last registry action: April 11, 2017
- Mode S code: A61DB8
- Owner when cancelled: [Cueto William E](https://openairdocs.org/faa-owner/CUETO%20WILLIAM%20E)
- Location: [San Pedro, CA](https://openairdocs.org/faa-place/CA/San%20Pedro)
- Owner type: Individual
- Owner's area on the map: 33.7373° N, 118.3134° W: Placed by OpenAirDocs at the center of ZIP code 90732, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4931
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4931
- Page: https://openairdocs.org/deregistered/N4931-2019-12-16

From the FAA registry file of November 3, 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 Briegleb BG12B: https://openairdocs.org/model/briegleb-bg12b.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 DEN70DVW19](https://openairdocs.org/ntsb/DEN70DVW19), Jun 13, 1970: Briegleb BG12B (N4931), Kanarraville, UT, substantial damage

## Other aircraft with N4931

- [Cancelled 1936-05-15](https://openairdocs.org/deregistered/N4931-1936-05-15): Ryan B1, S/N 85. Owner: [Padham Clyde Ai](https://openairdocs.org/faa-owner/PADHAM%20CLYDE%20AI), [St Johnsbury, VT](https://openairdocs.org/faa-place/VT/St%20Johnsbury)

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