# NTSB CHI66F0141: Comonwealth 7000, N20734, Sparta, WI, June 26, 1965

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: June 26, 1965
- Place: Sparta, WI · SPARTA, WI
- Location: 43.9382° N, 90.8127° W: Placed by OpenAirDocs: center of Sparta, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.9382&lon=-90.8127&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor
- Status: Completed, report September 17, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 178165
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI66F0141
- Page: https://openairdocs.org/ntsb/CHI66F0141

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0403  65/6/26    SPARTA WIS          COMONWEALTH 7000    CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 49, 1525
        TIME - 1645                    N20734              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 100 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - SPARTA-ANGELO MUN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              LANDING: INITIAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - THUNDERSTORM ACTIVITY
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     RAIN SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      75
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          180                                                       25
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
```

## Aircraft

- Registration: [N20734](https://openairdocs.org/deregistered/N20734-1965-10-19), registration cancelled 1965-10-19, S/N 628-D (OpenAirDocs)
- Reported make and model: COMONWEALTH 7000
- Registry model: [Rearwin 7000](https://openairdocs.org/model/rearwin-7000) (registry code 2371202) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sparta-Angelo Mun

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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