# NTSB OAK72AP027: Beech S35, N8933U, Battle Mntn, NV, February 4, 1972

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: February 4, 1972
- Place: Battle Mntn, NV · BATTLE MNTN, NV
- Location: 40.6284° N, 116.9486° W: Placed by OpenAirDocs: center of Battle Mountain, NV, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.6284&lon=-116.9486&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report February 27, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 165419
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK72AP027
- Page: https://openairdocs.org/ntsb/OAK72AP027

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2463   72/2/4    BATTLE MNTN,NEV     BEECH S35           CR-  1  0  0  COMMERCIAL                COMMERCIAL, AGE 68, 30000
        TIME - 1900                    N8933U              PX-  1  0  0  AIR TAXI-PASSG            TOTAL HOURS, 20000 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          GALLUP,N MEX                BATTLE MNTN,NEV
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: DESCENDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
        FACTOR(S)
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - HYPOXIA
           TERRAIN - HIGH OBSTRUCTIONS
        MISSING AIRCRAFT - LATER RECOVERED
        REMARKS- RECOVERY DATE 2/7/72.PLT HAD EMPHYSEMA AND ADVANCED ARTERIOSLEROSIS.NO OXYGEN SYS ABD ACFT.
```

## Aircraft

- Registration: [N8933U](https://openairdocs.org/deregistered/N8933U-1972-03-30), registration cancelled 1972-03-30, S/N D-7919 (OpenAirDocs)
- Reported make and model: BEECH S35
- Registry model: [Beech S35](https://openairdocs.org/model/beech-s35) (registry code 1151532) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## Other investigations on N8933U (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 DEN68D0127](https://openairdocs.org/ntsb/DEN68D0127), Oct 24, 1967: Beech S35 (N8933U), Antonito, CO, 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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