# NTSB SEA70FWA16: Hughes 269A, N8737F, St Johns, OR, June 20, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 20, 1970
- Place: St Johns, OR · ST JOHNS, OR
- Location: 45.5901° N, 122.7545° W: Placed by OpenAirDocs: center of Saint Johns, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.5901&lon=-122.7545&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 30, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 126743
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA70FWA16
- Page: https://openairdocs.org/ntsb/SEA70FWA16

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1023  70/6/20    ST JOHNS,OREG       HUGHES 269A         CR-  0  0  1  INSTRUCTIONAL             COMMERCIAL, AGE 30, 203
        TIME - 1420                    N8737F              PX-  0  0  0  SOLO                      TOTAL HOURS, 28 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ST JOHNS,OREG               ST JOHNS,OREG
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      LANDING: FINAL APPROACH
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: TAIL ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - OUT OF BALANCE
           MISCELLANEOUS ACTS,CONDITIONS - LOOSE,PART/FITTING
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  PROP/ENGINE VIBRATION
        REMARKS- EROSION STRIP LOOSE ON T/R BLADE CAUSED UNBALANCED T/R BLADES AND VIBRATION.
```

## Aircraft

- Registration: [N8737F](https://openairdocs.org/deregistered/N8737F-2013-05-15), registration cancelled 2013-05-15, S/N 32-0056, built 1962 (OpenAirDocs)
- Reported make and model: HUGHES 269A
- Registry model: [Hughes 269A](https://openairdocs.org/model/hughes-269a) (registry code 4470402) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N8737F (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 CHI81FEK26](https://openairdocs.org/ntsb/CHI81FEK26), Jul 25, 1981: Hughes 269A (N8737F), Newark, OH, 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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