# NTSB FTW68A0048: Gyrocopter Z3-65M, N74064, Oklahoma Cty, OK, November 12, 1967

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: November 12, 1967
- Place: Oklahoma Cty, OK · OKLAHOMA CTY, OK
- Location: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.4676&lon=-97.5164&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report July 18, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 113657
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW68A0048
- Page: https://openairdocs.org/ntsb/FTW68A0048

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1151  67/11/12   OKLAHOMA CTY,OKLA   GYROCOPTER Z3-65M   CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 55, 2000
        TIME - 1400                    N74064              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 120 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - DOWNPARK AIRPARK
        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 - FUEL STARVATION
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- FUEL PRESSURE LOST,CAUSE NOT DETERMINED.
```

## Aircraft

- Registration: [N74064](https://openairdocs.org/deregistered/N74064-1973-06-04), registration cancelled 1973-06-04, S/N 3, built 1965 (OpenAirDocs)
- Reported make and model: GYROCOPTER Z3-65M
- Registry model: [Gyrocopter Z3-65M](https://openairdocs.org/model/gyrocopter-z3-65m) (registry code 05602QN) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Downpark Airpark

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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