# NTSB MKC68D0377: Piper PA-23, N4438P, Cassville, MO, October 21, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 21, 1967
- Place: Cassville, MO · CASSVILLE, MO
- Location: 36.6783° N, 93.8681° W: Placed by OpenAirDocs: center of Cassville, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.6783&lon=-93.8681&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report February 6, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 113686
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC68D0377
- Page: https://openairdocs.org/ntsb/MKC68D0377

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4361  67/10/21   CASSVILLE,MO        PIPER PA-23         CR-  0  0  2  NONCOMMERCIAL             COMMERCIAL, AGE 29, 4159
        TIME - 0900                    N4438P              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 60 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TIMBERLINE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            LANDING: ROLL
           COLLIDED WITH: OBJECT                                    LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
           COPILOT - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           AIRFRAME - FUSELAGE: SEATS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
        REMARKS- CO-PLT IN LEFT SEAT,SLID REARWARD.PLT HAD NO BRAKES ON RT SIDE.ACFT STRUCK BRUSH AT END OF RNWY.
```

## Aircraft

- Registration: [N4438P](https://openairdocs.org/deregistered/N4438P-2012-09-25), registration cancelled 2012-09-25, S/N 23-1955, built 1960 (OpenAirDocs)
- Reported make and model: PIPER PA-23
- Registry model: [Piper PA-23-160](https://openairdocs.org/model/piper-pa-23-160) (registry code 7102304) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Timberline

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.