# NTSB UNK65X0381: Bell 47J2, N73923, Kimball, NE, October 22, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 22, 1964
- Place: Kimball, NE · KIMBALL, NE
- Location: 41.2324° N, 103.6519° W: Placed by OpenAirDocs: center of Kimball, NE, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.2324&lon=-103.6519&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report February 5, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 181788
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0381
- Page: https://openairdocs.org/ntsb/UNK65X0381

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0810  64/10/22 NR.KIMBALL NEBR       BELL 47J2           CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 32, 1160
        TIME - 0945                    N73923              PX-  0  0  1  AIR TAXI-PASSG            TOTAL HOURS, 85 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           MISCELLANEOUS ACTS,CONDITIONS - ANTI-ICING/DEICING EQUIPMENT-IMPROPER OPERATION OF/OR FAILED TO USE
           MISCELLANEOUS ACTS,CONDITIONS - ICE-CARBURETOR
          PILOT-IMPROPERLY EXECUTED AUTOROTATIVE LANDING
        FACTOR(S)
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  7000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      49
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          350                                                       30
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
```

## Aircraft

- Registration: [N73923](https://openairdocs.org/deregistered/N73923-1965-04-07), registration cancelled 1965-04-07, S/N 2628 (OpenAirDocs)
- Reported make and model: BELL 47J2
- Registry model: [Bell 47J-2](https://openairdocs.org/model/bell-47j-2) (registry code 1181104) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: 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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