# NTSB MIA66F0041: Callair A-9, N9666Z, Moorhead, MS, June 20, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 20, 1965
- Place: Moorhead, MS · MOORHEAD, MS
- Location: 33.4494° N, 90.5063° W: Placed by OpenAirDocs: center of Moorhead, MS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4494&lon=-90.5063&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 11, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 201544
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA66F0041
- Page: https://openairdocs.org/ntsb/MIA66F0041-201544

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1515  65/6/20    MOORHEAD MISS       CALLAIR A-9         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 45, 6733
        TIME - 0645                    N9666Z              PX-  0  0  0  FERRY                     TOTAL HOURS, 90 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - STUCK
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- EXHAUST VALVE OF NO 3 CYLINDER STUCK-FORCED LANDING OFF AIRPORT
```

## Aircraft

- Registration: [N9666Z](https://openairdocs.org/deregistered/N9666Z-1981-12-17), registration cancelled 1981-12-17, S/N 1056 (OpenAirDocs)
- Reported make and model: CALLAIR A-9
- Registry model: [Callair A-9](https://openairdocs.org/model/callair-a-9) (registry code 1850120) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N9666Z (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 IAD77DLQ20](https://openairdocs.org/ntsb/IAD77DLQ20), Aug 22, 1977: Callair A9 (N9666Z), Sturgis, KY, 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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