# NTSB ANC70AA055: Bell 47J-2, N944NA, Healy, AK, January 10, 1970

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: January 10, 1970
- Place: Healy, AK · HEALY, AK
- Location: 63.8569° N, 148.9661° W: Placed by OpenAirDocs: center of Healy, AK, within about 15 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=63.8569&lon=-148.9661&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report December 11, 1970
- Report: Brief approved by the director
- Safety recommendations: Yes
- NTSB case key (mKey): 79426
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC70AA055
- Page: https://openairdocs.org/ntsb/ANC70AA055

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0839  70/1/10  NR.HEALY,ALAS         BELL 47J-2          CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 40, 6456
        TIME - 1145                    N944NA              PX-  1  0  0  FERRY                     TOTAL HOURS, 952 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          FAIRBANKS,ALAS              ANCHORAGE,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: TAIL ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         FIRE AFTER IMPACT
        REMARKS- FLOAT EQPD.3 FULL 5GAL FUEL CANS ON EACH FLOAT.AFT T/R FAILURE M/R SYS SEPARATED.
```

## Aircraft

- Registration: [N944NA](https://openairdocs.org/deregistered/N944NA-1970-06-25), registration cancelled 1970-06-25, S/N 1856 (OpenAirDocs)
- Reported make and model: BELL 47J-2
- Registry model: [Bell 47J-2](https://openairdocs.org/model/bell-47j-2) (registry code 1181104) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

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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