# NTSB FTW70F0123: Bell 47G, N7153, Pineland, TX, July 2, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 2, 1969
- Place: Pineland, TX · PINELAND, TX
- Location: 31.2470° N, 93.9739° W: Placed by OpenAirDocs: center of Pineland, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=31.2470&lon=-93.9739&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 11, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 169292
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW70F0123
- Page: https://openairdocs.org/ntsb/FTW70F0123

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2268   69/7/2    PINELAND,TEX        BELL 47G            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 34, 2500
        TIME - 1535                    N7153               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, ALL IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            IN FLIGHT: SWATH RUN
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: FLIGHT CONTROL BOOST SYSTEMS, HYDRAULIC
           SYSTEMS - HYDRAULIC SYSTEM: RELIEF VALVE
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  PITCH CONTROL PROBLEM
                                  LATERAL CONTROL PROBLEM
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING FORESTS
          KIND OF CROP - FOREST-TREES                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          CRASH HELMET - AVAILABLE USED                            TANK/HOPPER-LOCATION - SIDES
        REMARKS- CONTINENTAL CONVERSION.EXCESSIVE FEED-BACK IN CYCLIC,MALFUNCTING RELIEF VALVE IN HYD BOOST SYSTEM.
```

## Aircraft

- Registration: [N7153](https://openairdocs.org/deregistered/N7153-2021-07-31), registration cancelled 2021-07-31, S/N CCI-69-1, built 1969 (OpenAirDocs)
- Reported make and model: BELL 47G
- Registry model: [Bell Continental Copters 47G](https://openairdocs.org/model/bell-continental-copters-47g) (registry code 1181061) (OpenAirDocs)
- Registry engine: [Franklin 6A&6V335 series](https://openairdocs.org/engine/franklin-6a-6v335-series) (registry code 27020, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N7153 (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 ATL90DKJ07](https://openairdocs.org/ntsb/ATL90DKJ07), Jul 27, 1990: Bell-Continental Copters 47G (N7153), Clayhatchee, AL, substantial damage. Probable cause: FAILURE OF THE ENGINE MAGNETO(S). THE LACK OF SUITABLE TERRAIN (TREES) IN THE EMERGENCY LANDING AREA WAS A RELATED FACTOR.

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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