# NTSB SEA74DYG38: Bell 47G-2, N7887B, Ephrata, WA, May 4, 1974

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 4, 1974
- Place: Ephrata, WA · EPHRATA, WA
- Location: 47.3121° N, 119.5344° W: Placed by OpenAirDocs: center of Ephrata, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.3121&lon=-119.5344&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 2 uninjured
- Status: Completed, report July 5, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 124220
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA74DYG38
- Page: https://openairdocs.org/ntsb/SEA74DYG38

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1430   74/5/4    EPHRATA,WASH        BELL 47G-2          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 43, 771
        TIME - 0700                    N7887B              PX-  0  0  2  BUSINESS                  TOTAL HOURS, 153 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          EPHRATA,WASH                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: CYCLIC PITCH CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- LOST CYCLIC CONTROL,BOLT CAME LOOSE..
```

## Aircraft

- Registration: [N7887B](https://openairdocs.org/aircraft/N7887B), registered now, S/N 2023, built 1958 (OpenAirDocs)
- Reported make and model: BELL 47G-2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (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 19740504013649A](https://openairdocs.org/incident/19740504013649A), May 4, 1974: Bell 47G2, Ephrata, WA, Substantial damage. Lost cyclic control,bolt came loose..

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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