# NTSB UNK64X1212: Stinson 108-2, N430C, St John, UT, April 7, 1964

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: April 7, 1964
- Place: St John, UT · ST JOHN, UT
- Location: 40.3552° N, 112.4530° W: Placed by OpenAirDocs: center of Saint John, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.3552&lon=-112.4530&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal, 2 serious
- Status: Completed, report February 1, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 184900
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1212
- Page: https://openairdocs.org/ntsb/UNK64X1212

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0179   64/4/7    ST JOHN UTAH        STINSON 108-2       CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 46, 76 TOTAL
        TIME - 1800                    N430C               PX-  1  2  0  PLEASURE/PERSONAL TRANSP  HOURS, 69 IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           STALL: MUSH                                              LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (OWNER PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (OWNER-PILOT)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - CARBON DEPOSITS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
```

## Aircraft

- Registration: [N430C](https://openairdocs.org/deregistered/N430C-1965-09-13), registration cancelled 1965-09-13, S/N 108-3430 (OpenAirDocs)
- Reported make and model: STINSON 108-2
- Registry model: [Stinson 108-2](https://openairdocs.org/model/stinson-108-2) (registry code 9230406) (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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