# NTSB UNK64X3464: Maule M4, N4705T, Hysham, MT, August 18, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 18, 1964
- Place: Hysham, MT · HYSHAM, MT
- Location: 46.2909° N, 107.2305° W: Placed by OpenAirDocs: center of Hysham, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.2909&lon=-107.2305&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 27, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 184796
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3464
- Page: https://openairdocs.org/ntsb/UNK64X3464

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2543  64/8/18    HYSHAM MONT         MAULE M4            CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 37, 90 TOTAL
        TIME - 1330                    N4705T              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  HOURS, 20 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
```

## Aircraft

- Registration: [N4705T](https://openairdocs.org/deregistered/N4705T-1965-08-11), registration cancelled 1965-08-11, S/N 49 (OpenAirDocs)
- Reported make and model: MAULE M4
- Registry model: [Maule M-4](https://openairdocs.org/model/maule-m-4) (registry code 5460104) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N4705T (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 SEA66F0037](https://openairdocs.org/ntsb/SEA66F0037), May 31, 1965: Maule M-4 (N4705T), Redge Lodge, MT, destroyed

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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