# NTSB SEA71DXM01: Bell 47G-3B, N68645, Hailey, ID, July 6, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 6, 1970
- Place: Hailey, ID · HAILEY, ID
- Location: 43.5127° N, 114.2995° W: Placed by OpenAirDocs: center of Hailey, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.5127&lon=-114.2995&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report August 10, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 115511
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA71DXM01
- Page: https://openairdocs.org/ntsb/SEA71DXM01

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0675   70/7/6    HAILEY,ID           BELL 47G-3B         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 27, 1260
        TIME - 2040                    N68645              PX-  0  0  2  PRACTICE                  TOTAL HOURS, 55 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - FRIEDMAN
        DEPARTURE POINT             INTENDED DESTINATION
          HAILEY,ID                   HAILEY,ID
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
```

## Aircraft

- Registration: [N68645](https://openairdocs.org/aircraft/N68645), registered now, S/N 2820, built 1963 (OpenAirDocs)
- Reported make and model: BELL 47G-3B
- Registry model: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028) (OpenAirDocs)
- Registry engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526, turbo-prop) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Friedman

## Other investigations on N68645 (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 ANC69A0009](https://openairdocs.org/ntsb/ANC69A0009), Aug 15, 1968: Bell 47G3B1 (N68645), Susitna Lodg, AK, substantial damage
- [NTSB SEA65A0059](https://openairdocs.org/ntsb/SEA65A0059), Apr 28, 1965: Bell 47G3B1 (N68645), Marblemount, WA, substantial damage

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.

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