# NTSB UNK64X3501: Taylorcraft BC12D, N43418, Thermal, CA, August 21, 1964

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: August 21, 1964
- Place: Thermal, CA · THERMAL, CA
- Location: 33.6262° N, 116.1308° W: Placed by OpenAirDocs: center of Thermal, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.6262&lon=-116.1308&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report February 15, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 181526
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3501
- Page: https://openairdocs.org/ntsb/UNK64X3501

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3804  64/8/21    THERMAL CALIF       TAYLORCRAFT BC12D   CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 25, 312
        TIME - 1830                    N43418              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 35 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: PISTON,PISTON RINGS
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- NO 1 CYLINDER SEIZED RESULTING FROM IMPROPER CYLINDER PISTON FIT.
```

## Aircraft

- Registration: [N43418](https://openairdocs.org/deregistered/N43418-2012-06-28), registration cancelled 2012-06-28, S/N 7077, built 1946 (OpenAirDocs)
- Reported make and model: TAYLORCRAFT BC12D
- Registry model: [Taylorcraft BF](https://openairdocs.org/model/taylorcraft-bf) (registry code 8850326) (OpenAirDocs)
- Registry engine: [Continental A&C65 series](https://openairdocs.org/engine/continental-a-c65-series) (registry code 17003, 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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