# NTSB SEA70A0008: Beech D95A, N8920U, Livingston, MT, August 2, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 2, 1969
- Place: Livingston, MT · LIVINGSTON, MT
- Location: 45.6656° N, 110.5557° W: Placed by OpenAirDocs: center of Livingston, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.6656&lon=-110.5557&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Completed, report January 14, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 165164
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA70A0008
- Page: https://openairdocs.org/ntsb/SEA70A0008

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2714   69/8/2    LIVINGSTON,MONT     BEECH D95A          CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 55, 2014
        TIME - 1231                    N8920U              PX-  2  0  0  BUSINESS                  TOTAL HOURS, 376 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MISSION FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          BUTTE,MONT                  RAPID CITY,S DAK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           STALL: SPIN                                              LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - FUEL SYSTEM: FUEL INJECTION SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- DELRIN STEM FUEL DIAPHRAGM FAILED.AD 67-22-6 LYC 39-448 NOT C/W.
```

## Aircraft

- Registration: [N8920U](https://openairdocs.org/deregistered/N8920U-1969-12-03), registration cancelled 1969-12-03, S/N TD-634 (OpenAirDocs)
- Reported make and model: BEECH D95A
- Registry model: [Beech D95A](https://openairdocs.org/model/beech-d95a) (registry code 1153408) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Mission Field

## Other investigations on N8920U (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 MIA66F0516](https://openairdocs.org/ntsb/MIA66F0516), Apr 12, 1966: Beech D95A (N8920U), Raleigh, NC, substantial damage

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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