# NTSB FTW72FPM12: Stinson 108-1, N97441, Calera, OK, November 7, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: November 7, 1971
- Place: Calera, OK · CALERA, OK
- Location: 33.9308° N, 96.4291° W: Placed by OpenAirDocs: center of Calera, OK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.9308&lon=-96.4291&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report August 7, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164046
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW72FPM12
- Page: https://openairdocs.org/ntsb/FTW72FPM12

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4352   71/11/7   CALERA,OKLA         STINSON 108-1       CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 19, 135
        TIME - 1630                    N97441              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 43 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - EAKER FLD
        DEPARTURE POINT             INTENDED DESTINATION
          DURANT,OKLA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CRANKSHAFT
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- CRANKSHAFT JOURNAL FAILED.PLT LNDD IN OPEN FLD   HIT 1FT RISE DRG LDG ROLL.
```

## Aircraft

- Registration: [N97441](https://openairdocs.org/deregistered/N97441-2013-07-29), registration cancelled 2013-07-29, S/N 108-441, built 1946 (OpenAirDocs)
- Reported make and model: STINSON 108-1
- Registry model: [Stinson 108](https://openairdocs.org/model/stinson-108) (registry code 9230402) (OpenAirDocs)
- Registry engine: [Franklin 6A4150 series](https://openairdocs.org/engine/franklin-6a4150-series) (registry code 27024, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Eaker Fld

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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