# N24SD: 1967 Bell 47G-3B-1, registration cancelled 2008-07-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 14, 2008
- Status when cancelled: Triennial form not returned
- Airframe: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028)
- 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: 3671
- Year built: 1967
- Type of aircraft: Rotorcraft
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: March 10, 1993
- Certificate issued: August 6, 2004
- Last registry action: May 20, 2008
- Mode S code: A22F3A
- Owner when cancelled: [Helicopter Roundup Service LLC](https://openairdocs.org/faa-owner/HELICOPTER%20ROUNDUP%20SERVICE%20LLC)
- Location: [Nephi, UT](https://openairdocs.org/faa-place/UT/Nephi)
- Owner type: Corporation
- Owner's area on the map: 39.6866° N, 111.8682° W: Placed by OpenAirDocs at the center of ZIP code 84648, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N24SD
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=24SD
- Page: https://openairdocs.org/deregistered/N24SD-2008-07-14

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 Bell 47G-3B-1: https://openairdocs.org/model/bell-47g-3b-1.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 LAX08LA097](https://openairdocs.org/ntsb/LAX08LA097), Apr 11, 2008: Bell 47G-3B-1 (N24SD), Denio, NV, substantial damage. Probable cause: The pilot's inadvertent hard landing induced by a perceived loss of power and a main transmission anomaly while maneuvering at low altitude.
- [NTSB DEN05LA137](https://openairdocs.org/ntsb/DEN05LA137), Sep 13, 2005: Bell 47G-3B-1 (N24SD), Rock Springs, WY, substantial damage. Probable cause: the pilot's failure to maintain control of the helicopter during the attempted autorotation after he experienced an engine overspeed that occurred for reasons undetermined.

## FAA accident and incident reports (2)

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 20080411836879A](https://openairdocs.org/incident/20080411836879A), Apr 11, 2008: Bell 47 (N24SD), Dinio, NV, Substantial damage. (-23) Accident occurred on a predator eradication flight (coyote). After culling a coyote they returned to the carcass to determine status of same when at…
- [Accident 20050913020519A](https://openairdocs.org/incident/20050913020519A), Sep 13, 2005: Bell 47G3B1 (N24SD), Rock Springs, WY, Substantial damage. (-23) Inspection of the aircraft revealed that the upper planetary gear in the transmission failed, this caused an engine overspeed and emergency landing.…

## Other aircraft with N24SD

- [Registered now](https://openairdocs.org/aircraft/N24SD): American Champion 8GCBC, S/N 624-2022, built 2022
- [Cancelled 1988-12-02](https://openairdocs.org/deregistered/N24SD-1988-12-02): Bell TH-13T, S/N 3535. N-number assigned, not yet registered

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