# NTSB LAX70D0235: Mooney M-20C, N6746U, Winslow, AZ, December 23, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 23, 1969
- Place: Winslow, AZ · WINSLOW, AZ
- Location: 35.0245° N, 110.7095° W: Placed by OpenAirDocs: center of Winslow, AZ, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.0245&lon=-110.7095&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 1, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 145509
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX70D0235
- Page: https://openairdocs.org/ntsb/LAX70D0235

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4552  69/12/23   WINSLOW,ARIZ        MOONEY M-20C        CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 55, 3125
        TIME - 1615                    N6746U              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 1000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CORTEZ,COLO                 PHOENIX,ARIZ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       IN FLIGHT: NORMAL CRUISE
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - PROPELLER AND ACCESSORIES: HUBS
           POWERPLANT - PROPELLER AND ACCESSORIES: BLADES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           AIRFRAME - LANDING GEAR: NOSEWHEEL ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - JAMMED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PROP HUB CRACKED IN THREAD AREA LOST NR 2 BLADE.ENG MOUNT BOLTS SHEARED ENG DROOP JAMMED NOSE GR.
```

## Aircraft

- Registration: [N6746U](https://openairdocs.org/deregistered/N6746U-2019-11-04), registration cancelled 2019-11-04, S/N 2468, built 1963 (OpenAirDocs)
- Reported make and model: MOONEY M-20C
- Registry model: [Mooney M20C](https://openairdocs.org/model/mooney-m20c) (registry code 5870208) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: 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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