# N4727R: 1968 Bell 47G-3B-2, registration cancelled 1977-01-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 27, 1977
- Exported to: Bolivia
- Status when cancelled: Sale reported
- Airframe: [Bell 47G-3B-2](https://openairdocs.org/model/bell-47g-3b-2) (registry code 1181029)
- Engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526)
- Data sheets: [TCDS 2H3](https://openairdocs.org/tcds/2H3) (OpenAirDocs)
- Serial number: 6715
- Year built: 1968
- Type of aircraft: Rotorcraft
- Engine type: Turbo-prop
- Airworthiness: Standard
- Last registry action: January 14, 1977
- Mode S code: A5CBE5
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Corporation
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4727R
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4727R
- Page: https://openairdocs.org/deregistered/N4727R-1977-01-27

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 Bell 47G-3B-2: https://openairdocs.org/model/bell-47g-3b-2.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 DEN73FQA46](https://openairdocs.org/ntsb/DEN73FQA46), Jun 13, 1973: Bell 47G-3B (N4727R), Cuba, NM, substantial damage

## 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 19730613019959A](https://openairdocs.org/incident/19730613019959A), Jun 13, 1973: Bell 47G3B2 (N4727R), Cuba, NM, Substantial damage. Waste gate actuator arm binding. Plt atmtd partial pwr lndg.

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