# NTSB LAX66D0118: Piper PA-23, N4120P, Thousand Oaks, CA, July 21, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 21, 1965
- Place: Thousand Oaks, CA · THOUSAND OAKS, CA
- Location: 34.1706° N, 118.8375° W: Placed by OpenAirDocs: center of Thousand Oaks, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.1706&lon=-118.8375&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 2, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 176121
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX66D0118
- Page: https://openairdocs.org/ntsb/LAX66D0118

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2726  65/7/21    THOUSAND OAKS CAL   PIPER PA-23         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 36, 206
        TIME - 0730                    N4120P              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 23 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - RONCHO CONEJO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N4120P](https://openairdocs.org/deregistered/N4120P-2017-05-31), registration cancelled 2017-05-31, S/N 23-1600, built 1959 (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: Roncho Conejo

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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