# NTSB UNK65X0917: Cessna 140A, N5369C, Ardmore, OK, December 4, 1964

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: December 4, 1964
- Place: Ardmore, OK · ARDMORE, OK
- Location: 34.1743° N, 97.1436° W: Placed by OpenAirDocs: center of Ardmore, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.1743&lon=-97.1436&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report January 7, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 180843
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0917
- Page: https://openairdocs.org/ntsb/UNK65X0917

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3605   64/12/4   ARDMORE OKLA        CESSNA 140A         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 34, 122
        TIME - 1430                    N5369C              PX-  0  0  0  PRACTICE                  TOTAL HOURS, 17 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: PISTON,PISTON RINGS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- #4 CYLINDER EXHAUST ROCKER ARM FAILED.
```

## Aircraft

- Registration: [N5369C](https://openairdocs.org/aircraft/N5369C), registered now, S/N 15502 (OpenAirDocs)
- Reported make and model: CESSNA 140A
- Registry model: [Cessna 140A](https://openairdocs.org/model/cessna-140a) (registry code 2071604) (OpenAirDocs)
- Registry engine: [Continental C90 series](https://openairdocs.org/engine/continental-c90-series) (registry code 17009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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