MKC66D0349

NTSB accident investigation · Mooney M20A · Altura, MN · January 2, 1966

Accident · No injuriesClosed
Date
January 2, 1966
Place
Altura, MN · ALTURA, MN
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N6558BMooney M20A
Status
Completed · report April 15, 1966
Report
Brief approved by the director
Case key
173983

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0356   66/1/2  NR.ALTURA MINN        MOONEY M20A         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 29, 342
        TIME - 2045                    N6558B              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 197 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: CRANKSHAFT
           POWERPLANT - LUBRICATING SYSTEM: SEALS AND GASKETS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- CRANKSHAFT NOSE CASE SEAL FAILED.OIL SPRAYED ON WINDSHIELD.NIGHT OPERATION

Aircraft

Registration
N6558B
Reported as
Mooney M20A
Category
Airplane
Engine
reciprocating
Damage
Substantial damage

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.