# NTSB UNK64X1746: Viscount V-745D, N7425, Chantvilly, VA, May 12, 1964

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 12, 1964
- Place: Chantvilly, VA · CHANTVILLY, VA
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 2 uninjured
- Status: Completed, report December 21, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 185597
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1746
- Page: https://openairdocs.org/ntsb/UNK64X1746

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0023  64/5/12    CHANTVILLY VA       VISCOUNT V-745D     CR-  0  0  3  TRAINING                  AIRLINE TRANSPORT, AGE Z
        TIME - 0646                    N7425               PX-  0  0  0                            , UNK/NR TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - DULLES INT
        OPERATOR - UNITED AIR LINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO EXTEND LANDING GEAR
           MISCELLANEOUS ACTS,CONDITIONS - CHECKLIST-FAILED TO USE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
```

## Aircraft

- Registration: [N7425](https://openairdocs.org/deregistered/N7425-1973-04-11), registration cancelled 1973-04-11, S/N 123 (OpenAirDocs)
- Reported make and model: VISCOUNT V-745D
- Registry model: [Vickers VISCOUNT 745-D](https://openairdocs.org/model/vickers-viscount-745-d) (registry code 9470401) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: Dulles Int

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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