# NTSB FTW76DRG34: Bell 47G-4A, N7948S, Encinal, TX, January 10, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 10, 1976
- Place: Encinal, TX · ENCINAL, TX
- Location: 28.0405° N, 99.3545° W: Placed by OpenAirDocs: center of Encinal, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=28.0405&lon=-99.3545&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 27, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 149812
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW76DRG34
- Page: https://openairdocs.org/ntsb/FTW76DRG34

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0079  76/1/10    ENCINAL,TX          BELL 47G-4A         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1430                    N7948S              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  AGE 25, 1716 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            542 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ENCINAL,TX                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: TAIL ROTOR PITCH CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- T/R PITCH CHG LINK FAILED.
```

## Aircraft

- Registration: [N7948S](https://openairdocs.org/deregistered/N7948S-1986-05-20), registration cancelled 1986-05-20, S/N 7571 (OpenAirDocs)
- Reported make and model: BELL 47G-4A
- Registry model: [Bell 47G-4A](https://openairdocs.org/model/bell-47g-4a) (registry code 1181031) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19760110000109A](https://openairdocs.org/incident/19760110000109A), Jan 10, 1976: Bell 47G4A, Encinal, TX, Substantial damage. T/r pitch chg link failed.

## Other investigations on N7948S (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 FTW81DRG40](https://openairdocs.org/ntsb/FTW81DRG40), Jun 11, 1981: Bell 47G-4 (N7948S), Eagle Pass, TX, 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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