# NTSB MKC67D0240: Navion A, N8546H, Unionville, MO, October 18, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 18, 1966
- Place: Unionville, MO · UNIONVILLE, MO
- Location: 40.4757° N, 93.0044° W: Placed by OpenAirDocs: center of Unionville, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.4757&lon=-93.0044&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report January 19, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 120900
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC67D0240
- Page: https://openairdocs.org/ntsb/MKC67D0240

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3427  66/10/18   UNIONVILLE MO       NAVION A            CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 28, 92 TOTAL
        TIME - 1330                    N8546H              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  HOURS, 17 IN TYPE, UNK/NR
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - UNIONVILLE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           OVERSHOOT                                                LANDING: LEVEL OFF/TOUCHDOWN
           COLLIDED WITH: DITCHES                                   LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND SPEED
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: WET RUNWAY
```

## Aircraft

- Registration: [N8546H](https://openairdocs.org/deregistered/N8546H-2017-10-26), registration cancelled 2017-10-26, S/N NAV-4-534, built 1947 (OpenAirDocs)
- Reported make and model: NAVION A
- Registry model: [North American NAVION](https://openairdocs.org/model/north-american-navion) (registry code 6150130) (OpenAirDocs)
- Registry engine: [Continental E185 series](https://openairdocs.org/engine/continental-e185-series) (registry code 17014, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Unionville

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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