# NTSB NYC62A0005: Curtiss-Wrt C-46F, N9903F, Limestone, ME, January 16, 1962

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 16, 1962
- Place: Limestone, ME · LIMESTONE, ME
- Location: 46.9112° N, 67.8308° W: Placed by OpenAirDocs: center of Limestone, ME, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.9112&lon=-67.8308&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 9, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 115930
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC62A0005
- Page: https://openairdocs.org/ntsb/NYC62A0005

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0019  62/1/16    LIMESTONE,ME        CURTISS-WRT C-46F   CR-  0  0  2  TEST                      AIRLINE TRANSPORT, AGE
        TIME - 1551                    N9903F              PX-  0  0  0                            UNK/NR, 10400 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 4800 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - LORING AFBASE
        OPERATOR - RIDDLE AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          LIMESTONE,ME                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           COPILOT - SPONTANEOUS-IMPROPER ACTION
           MISCELLANEOUS ACTS,CONDITIONS - FEATHERED WRONG ENGINE
           SYSTEMS - ELECTRICAL SYSTEM: BATTERIES
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - FAILURE OF TWO OR MORE ENGINES
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- CO-PLT INADVERTENTLY FEATH WRONG PROP. BATTERY DEPLETED,COULDNT RESTART ENG.GR PARTIALLY EXTENDED.
```

## Aircraft

- Registration: [N9903F](https://openairdocs.org/deregistered/N9903F-2018-05-21), registration cancelled 2018-05-21, S/N 30264, built 1942 (OpenAirDocs)
- Reported make and model: CURTISS-WRT C-46F
- Registry model: [Curtiss Wright C-46F](https://openairdocs.org/model/curtiss-wright-c-46f) (registry code 2622608) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-2800 series](https://openairdocs.org/engine/pratt-whitney-r-2800-series) (registry code 52026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Loring Afbase

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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