# NTSB MKC73DCD08: Stinson 10A, N39492, Kiron, IA, July 16, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 16, 1972
- Place: Kiron, IA · KIRON, IA
- Location: 42.1942° N, 95.3271° W: Placed by OpenAirDocs: center of Kiron, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.1942&lon=-95.3271&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 26, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 167299
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC73DCD08
- Page: https://openairdocs.org/ntsb/MKC73DCD08

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2437  72/7/16    KIRON,IOWA          STINSON 10A         CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 49, 112
        TIME - 0720                    N39492              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 36 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CARROLL IOWA                SIOUX CITY IOWA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - IGNITION SYSTEM: SPARK PLUG
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           TERRAIN - ROUGH/UNEVEN
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- SPARK PLUG R FRONT CYL BLEW OUT DUE STRIPPED CYL THREADS.
```

## Aircraft

- Registration: [N39492](https://openairdocs.org/deregistered/N39492-2018-04-24), registration cancelled 2018-04-24, S/N 8192, built 1941 (OpenAirDocs)
- Reported make and model: STINSON 10A
- Registry model: [Stinson 10A](https://openairdocs.org/model/stinson-10a) (registry code 8632102) (OpenAirDocs)
- Registry engine: [Franklin 4AC199D&E series](https://openairdocs.org/engine/franklin-4ac199d-e-series) (registry code 27009, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Wall Lake

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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