# Incident 19870226011849I: Bell 47G3B1, Cut Bank, MT, February 26, 1987

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: February 26, 1987, 11:00 local time
- Place: Cut Bank, MT
- Damage: Minor damage
- Phase of flight: Pwr Off Run Land (Autorotation
- Operating rules: General operating rules (Part 91)
- Location: 48.6341° N, 112.3301° W: Placed by OpenAirDocs: center of Cut Bank, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.6341&lon=-112.3301&mi=10
- Aircraft: N83701, a cancelled registration (https://openairdocs.org/deregistered/N83701-2017-02-28) (OpenAirDocs)
- Registry model: Bell 47G-3B-1 (registry code 1181028, https://openairdocs.org/model/bell-47g-3b-1) (OpenAirDocs)
- Registry engine: Lycoming VO-435 series (registry code 41525, https://openairdocs.org/engine/lycoming-vo-435-series) (OpenAirDocs)
- Reported make and model: BELL 47G3B1
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 1,800 total, 100 in this make and model, 50 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19870226011849I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

AUTO ROTATION LANDING AFTER VIBRATIONS. FOUND DYNAMIC BALANCER HAD SEPARATED MAIN ROTOR HEAD.

## Other reports on N83701 (2)

Matched to the same aircraft by N-number and date.

- [Accident 20000716009729A](https://openairdocs.org/incident/20000716009729A), Jul 16, 2000: Bell 47G3B1 (N83701), Holstein, NE, No damage. (-23) Pilot was spraying with Bell-47 heli. Rapidly moving cold front produced "abnormal winds" as reported by witness. Witness observed heli pitch in a nose…
- [Accident 19970713018249A](https://openairdocs.org/incident/19970713018249A), Jul 13, 1997: Bell 47G3B1 (N83701), Crossett, AR, Minor damage. Helicopter involved in aerial application, lost tail rotor power and auto rotated to the ground. (-23) on July 13, 1997, at 0600 CDT, a Bell 47G-3B-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. For accidents, the NTSB's own investigation is the fuller record.

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