FTW69F0074

NTSB accident investigation · Beech D50 · Sheridan, AR · April 21, 1968

Accident · No injuriesClosed
Date
April 21, 1968
Place
Sheridan, AR · SHERIDAN, AR
Injuries
3 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N4960BBeech D50
Status
Completed · report September 9, 1968
Report
Brief approved by the director
Case key
110517

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

On this page

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
----------------------------------------------------------------------------------------------------------------------------
3-2085  68/4/21    SHERIDAN,ARK        BEECH D50           CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 28, 1600
        TIME - 1755                    N4960B              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 130 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - PROPELLER AND ACCESSORIES: GOVERNORS
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           MISCELLANEOUS ACTS,CONDITIONS - RPM-UNCONTROLLABLE-OVERSPEED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
        FACTOR(S)
           WEATHER - THUNDERSTORM ACTIVITY
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  SUSPECTED MECHANICAL DISCREPANCY
                                  ADVERSE/UNFAVORABLE WEATHER
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      3500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       65
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
            5                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      NONE
        REMARKS- FLEXIBLE PROP CONTROL TO RT ENG PROP GOVERNOR DISCONNECTED.JAM NUT NOT PROPERLY SECURED.

Aircraft

Registration
N4960B
Reported as
Beech D50
Category
Airplane
Engine
reciprocating
Damage
Substantial damage