# NTSB LAX71FUG41: Mooney M21, N5778Q, North Shore, CA, February 14, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 14, 1971
- Place: North Shore, CA · NORTH SHORE, CA
- Location: 33.5146° N, 115.9110° W: Placed by OpenAirDocs: center of North Shore, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.5146&lon=-115.9110&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report December 10, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 160654
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX71FUG41
- Page: https://openairdocs.org/ntsb/LAX71FUG41

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0830  71/2/14    NORTH SHORE,CALIF   MOONEY M21          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 55, 2000
        TIME - 1500                    N5778Q              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - NORTH SHORE ARPT
        DEPARTURE POINT             INTENDED DESTINATION
          MONTEREY,CALIF              NORTH SHORE,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR RETRACTED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
           AIRFRAME - LANDING GEAR: SWITCHES,LEVERS,CRANKING MECHANISM,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        REMARKS- ACTUATING LEVER,MOONEY P/N5059,FAILED IN WELD HEAT AFFECTED ZONE.
```

## Aircraft

- Registration: [N5778Q](https://openairdocs.org/aircraft/N5778Q), registered now, S/N 3091, built 1965 (OpenAirDocs)
- Reported make and model: MOONEY M21
- 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
- Airport: North Shore Arpt

## Other investigations on N5778Q (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 OAK69D0243](https://openairdocs.org/ntsb/OAK69D0243), Mar 8, 1969: Mooney M20C (N5778Q), So.Lake Tahoe, CA, 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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