# NTSB SEA72AS046: Aero Comdr 500, N2776, Noxon, MT, April 8, 1972

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: April 8, 1972
- Place: Noxon, MT · NOXON, MT
- Location: 47.9850° N, 115.7709° W: Placed by OpenAirDocs: center of Noxon, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.9850&lon=-115.7709&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report January 3, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 117475
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA72AS046
- Page: https://openairdocs.org/ntsb/SEA72AS046

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0994   72/4/8    NOXON,MONT          AERO COMDR 500      CR-  2  0  0  COMMERCIAL                COMMERCIAL, AGE 40, 5131
        TIME - 1315                    N2776               PX-  0  0  0  MAPPING/PHOTO             TOTAL HOURS, 57 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          WALLA WALLA,WASH            LIBBY,MONT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: OTHER
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
           MISCELLANEOUS ACTS,CONDITIONS - ICE-CARBURETOR
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - FAILURE OF TWO OR MORE ENGINES
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-2 ENGINES
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        MISSING AIRCRAFT - LATER RECOVERED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/4 MILE OR LESS                                         SNOW SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- RECOVERY DATE 6/16/72.FLEW INTO ICING COND BEYOND CAPABILITY OF ACFTS DE-ICING SYSTEMS.
```

## Aircraft

- Registration: [N2776](https://openairdocs.org/deregistered/N2776-1973-06-21), registration cancelled 1973-06-21, S/N 693, built 1958 (OpenAirDocs)
- Reported make and model: AERO COMDR 500
- Registry model: [Aero Commander 500](https://openairdocs.org/model/aero-commander-500) (registry code 0141102) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## Other investigations on N2776 (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB UNK64X3141](https://openairdocs.org/ntsb/UNK64X3141), Jul 31, 1964: Bell 47G3B (N2776), Montague, CA, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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