# NTSB UNK64X0942: Piper PA23, N3289P, Hartford, WI, March 15, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 15, 1964
- Place: Hartford, WI · HARTFORD, WI
- Location: 43.3225° N, 88.3777° W: Placed by OpenAirDocs: center of Hartford, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.3225&lon=-88.3777&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report September 2, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 185869
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X0942
- Page: https://openairdocs.org/ntsb/UNK64X0942

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0620  64/3/15    HARTFORD WIS        PIPER PA23          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 37, 220
        TIME - 1520                    N3289P              PX-  0  0  3  BUSINESS                  TOTAL HOURS, 48 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - HARTFORD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO ASSURE THE GEAR WAS DOWN AND LOCKED
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
        FACTOR(S)
           SYSTEMS - HYDRAULIC SYSTEM: HYDRAULIC MOTORS
```

## Aircraft

- Registration: [N3289P](https://openairdocs.org/deregistered/N3289P-2017-07-20), registration cancelled 2017-07-20, S/N 23-1239, built 1957 (OpenAirDocs)
- Reported make and model: PIPER PA23
- 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: Hartford

## Other investigations on N3289P (1)

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 FTW04LA059](https://openairdocs.org/ntsb/FTW04LA059), Jan 9, 2004: Piper PA-23-160 (N3289P), Fort Worth, TX, substantial damage. Probable cause: The pilot's failure to maintain control and the partial loss of engine power as a result of an improperly installed mixture control linkage.

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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