# NTSB SEA75FTA02: Mooney M20D, N6619U, Glasgow, MT, July 15, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 15, 1974
- Place: Glasgow, MT · GLASGOW, MT
- Location: 48.1990° N, 106.6321° W: Placed by OpenAirDocs: center of Glasgow, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.1990&lon=-106.6321&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report August 22, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 173378
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75FTA02
- Page: https://openairdocs.org/ntsb/SEA75FTA02

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1977  74/7/15    GLASGOW,MONT        MOONEY M20D         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 28, 154
        TIME - 0915                    N6619U              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 18 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GLASGOW
        DEPARTURE POINT             INTENDED DESTINATION
          HAWLEY,MINN                 GLASGOW,MONT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: FINAL APPROACH
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
```

## Aircraft

- Registration: [N6619U](https://openairdocs.org/deregistered/N6619U-2004-02-06), registration cancelled 2004-02-06, S/N 114, built 1963 (OpenAirDocs)
- Reported make and model: MOONEY M20D
- Registry model: [Mooney M20D](https://openairdocs.org/model/mooney-m20d) (registry code 5870210) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Glasgow

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740715020059A](https://openairdocs.org/incident/19740715020059A), Jul 15, 1974: Mooney M20D, Glasgow, MT, Substantial damage

## Other investigations on N6619U (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 SEA03LA176](https://openairdocs.org/ntsb/SEA03LA176), Aug 24, 2003: Mooney M20D (N6619U), Hood River, OR, substantial damage. Probable cause: A power loss due to a mis-seated intake valve on the #1 cylinder resulting in leakage during the compression stroke and low compression. Contributing factors were the rising terrain and trees.

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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