# NTSB NYC70F0107: Bell 47G-4A, N1420W, East Poultney, VT, August 13, 1969

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 13, 1969
- Place: East Poultney, VT · EAST POULTNEY, VT
- Location: 43.5256° N, 73.2150° W: Placed by OpenAirDocs: center of East Poultney, VT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.5256&lon=-73.2150&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report December 5, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 164529
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC70F0107
- Page: https://openairdocs.org/ntsb/NYC70F0107

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2522  69/8/13    EAST POULTNEY,VT    BELL 47G-4A         CR-  0  1  0  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 0940                    N1420W              PX-  0  0  0  FERRY                     AGE 50, 10000 TOTAL
                                       DAMAGE-DESTROYED    OT-  0  0  0                            HOURS, 1500 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CASTLETON,VT                NORWOOD,MASS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     IN FLIGHT: AUTOROTATIVE DESCENT
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: MASTER AND CONNECTING RODS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        MISSING AIRCRAFT - LATER RECOVERED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- RECOVERY DATE 8/14/69. NR 4 CON ROD BOLT FAILED IN THREADED AREA JUST UNDER THE FACE OF THE NUT.
```

## Aircraft

- Registration: [N1420W](https://openairdocs.org/aircraft/N1420W), registered now, S/N 7663, built 1969 (OpenAirDocs)
- Reported make and model: BELL 47G-4A
- Registry model: [Bell 47G-4A](https://openairdocs.org/model/bell-47g-4a) (registry code 1181031) (OpenAirDocs)
- Registry engine: [Lycoming VO-540 series](https://openairdocs.org/engine/lycoming-vo-540-series) (registry code 41534, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## Other investigations on N1420W (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 GAA15CA202](https://openairdocs.org/ntsb/GAA15CA202), Jul 25, 2015: Bell 47G (N1420W), De Queen, AR, substantial damage. Probable cause: The pilot's failure to conduct helicopter performance planning, which resulted in an uncontrolled descent and impact with a truck and terrain during takeoff from an elevated platform.

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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