# N4251A: 1960 Bell 47D1, registration cancelled 2013-08-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 9, 2013
- Status when cancelled: Valid registration
- Airframe: [Bell 47D1](https://openairdocs.org/model/bell-47d1) (registry code 1180802)
- Engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033)
- Data sheets: [TCDS H-1](https://openairdocs.org/tcds/H-1), [TCDS E-244](https://openairdocs.org/tcds/E-244) (OpenAirDocs)
- Serial number: 110
- Year built: 1960
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Multiple
- Airworthiness date: April 19, 1979
- Certificate issued: November 4, 2011
- Last registry action: November 4, 2011
- Mode S code: A510AE
- Owner when cancelled: [Meruelo Ernesto A](https://openairdocs.org/faa-owner/MERUELO%20ERNESTO%20A)
- Location: [San Diego, CA](https://openairdocs.org/faa-place/CA/San%20Diego)
- Owner type: Individual
- Owner's area on the map: 32.7160° N, 117.1175° W: Placed by OpenAirDocs at the center of ZIP code 92102, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4251A
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4251A
- Page: https://openairdocs.org/deregistered/N4251A-2013-08-09

From the FAA registry file of November 5, 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 Bell 47D1: https://openairdocs.org/model/bell-47d1.md

## NTSB investigations (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 WPR12LA029](https://openairdocs.org/ntsb/WPR12LA029), Nov 8, 2011: Bell 47D1 (N4251A), San Diego, CA, substantial damage. Probable cause: The flight instructor's inadequate supervision of the student pilot during a simulated autorotation and the pilots’ failure to use carburetor heat while operating at reduced engine power while in…
- [NTSB CHI82DA196](https://openairdocs.org/ntsb/CHI82DA196), May 29, 1982: Bell 47D1 (N4251A), Le Sueur, MN, substantial damage

## FAA accident and incident reports (3)

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 20111108026759A](https://openairdocs.org/incident/20111108026759A), Nov 8, 2011: Bell 47D1 (N4251A), San Diego, CA, Substantial damage. The owner of the aircraft was receiving rotorcraft flight instruction when the aircraft impacted the ground during an autorotation landing. The student stated…
- [Accident 19820529020149A](https://openairdocs.org/incident/19820529020149A), May 29, 1982: Bell 47D1 (N4251A), Lesueur, MN, Substantial damage. Engine quit during spraying operation, crash occurred during attempted landing. Water in fuel system.
- [Incident 19810410044699I](https://openairdocs.org/incident/19810410044699I), Apr 10, 1981: Bell 47D1 (N4251A), Redwood Falls, MN. Forced off airport, landing due to jet fuel being put in the aircarft.

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