# NTSB ANC66A0031: Cessna 185, N9966X, Bornite, AK, February 13, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 13, 1966
- Place: Bornite, AK · BORNITE, AK
- Location: 67.0592° N, 156.9428° W: Placed by OpenAirDocs: center of Bornite, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=67.0592&lon=-156.9428&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report July 27, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 174022
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC66A0031
- Page: https://openairdocs.org/ntsb/ANC66A0031

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0006  66/2/13    BORNITE ALAS        CESSNA 185          CR-  0  0  1  NS/CTR REVENUE PASSG DOM  COMMERCIAL, AGE 24, 971
        TIME - 1510                    N9966X              PX-  0  0  2                            TOTAL HOURS, 717 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BORNITE
        OPERATOR - WIEN ALASKA AIRLINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           FIRE OR EXPLOSION: IN FLIGHT                             IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CYLINDER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN ENGINE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
                                  PROP/ENGINE VIBRATION
        REMARKS- CIRCUMFERENTIAL CRACK NEAR BARREL HEAD NO.3 CYLINDER.
```

## Aircraft

- Registration: [N9966X](https://openairdocs.org/aircraft/N9966X), registered now, S/N 185-0166, built 1961 (OpenAirDocs)
- Reported make and model: CESSNA 185
- Registry model: [Cessna 185](https://openairdocs.org/model/cessna-185) (registry code 2072802) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Bornite

## Other investigations on N9966X (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 ANC66A0007](https://openairdocs.org/ntsb/ANC66A0007), Aug 23, 1965: Cessna 185 (N9966X), Bettles, AK, 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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