# N121EF: 1947 Piper PA-12, registration cancelled 2013-07-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 11, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Piper PA-12](https://openairdocs.org/model/piper-pa-12) (registry code 7101202)
- Engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505)
- Data sheets: [TCDS A-780](https://openairdocs.org/tcds/A-780), [TCDS E-223](https://openairdocs.org/tcds/E-223) (OpenAirDocs)
- Serial number: 12-2447
- Year built: 1947
- Type of aircraft: Fixed wing single engine
- Engine type: 4 cycle
- Airworthiness: Standard
- Airworthiness date: October 7, 1955
- Last registry action: September 3, 1991
- Mode S code: A057D3
- Location: [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage)
- Owner type: Individual
- Owner's area on the map: 62.0437° N, 158.1745° W: Placed by OpenAirDocs at the center of ZIP code 99503, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N121EF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=121EF
- Page: https://openairdocs.org/deregistered/N121EF-2013-07-11

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 Piper PA-12: https://openairdocs.org/model/piper-pa-12.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 ANC91LA091](https://openairdocs.org/ntsb/ANC91LA091), Jul 6, 1991: Piper PA-12 (N121EF), Merrill Pass, AK, substantial damage. Probable cause: THAT THE PILOT FAILED TO MAINTAIN AN AIRSPEED ABOVE STALL SPEED. CONTRIBUTING TO THE ACCIDENT WAS THE TURBULENCE.

## 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 19910706026159A](https://openairdocs.org/incident/19910706026159A), Jul 6, 1991: Piper STCPA12 (N121EF), Merrill Pass, AK, Substantial damage. Stalled on downwind climbing pullup from a gravel bar landing site.

## Other aircraft with N121EF

- [Registered now](https://openairdocs.org/aircraft/N121EF): Gulfstream Aerospace GVI (G650ER), S/N 6508, built 2022

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