# NTSB MKC67D0546: Cessna 150, N6451F, Helena, MO, March 23, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 23, 1967
- Place: Helena, MO · HELENA, MO
- Location: 39.9128° N, 94.6494° W: Placed by OpenAirDocs: center of Helena, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.9128&lon=-94.6494&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 25, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 117966
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC67D0546
- Page: https://openairdocs.org/ntsb/MKC67D0546

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0932  67/3/23    HELENA,MO           CESSNA 150          CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 19, 24 TOTAL
        TIME - 1700                    N6451F              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - BECAME LOST/DISORIENTED
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           TERRAIN - WET,SOFT GROUND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
```

## Aircraft

- Registration: [N6451F](https://openairdocs.org/deregistered/N6451F-2026-04-04), registration cancelled 2026-04-04, S/N 15063051, built 1966 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150F](https://openairdocs.org/model/cessna-150f) (registry code 2071814) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N6451F (2)

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.

- [NTSB MKC69D0381](https://openairdocs.org/ntsb/MKC69D0381), Mar 30, 1969: Cessna 150 (N6451F), Odessa, MO, substantial damage
- [NTSB MKC69D0260](https://openairdocs.org/ntsb/MKC69D0260), Oct 20, 1968: Cessna 150 (N6451F), Kansas City, KS, substantial damage

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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