NTSB Identification: DEN74AD026
14 CFR Part 91 General Aviation
Aircraft: CESSNA 421A, registration: N2217Q
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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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3-3976  73/11/21   ROOSEVELT,UT        CESSNA 421A         CR-  1  0  0  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 1050                    N2217Q              PX-  1  0  0  BUSINESS                  56, 18000 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            458 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - ROOSEVELT
        DEPARTURE POINT             INTENDED DESTINATION
          PROVO,UTAH                  OMAHA,NEBR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       IN FLIGHT: OTHER
           STALL: SPIN                                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           POWERPLANT - PROPELLER AND ACCESSORIES: GOVERNORS
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED MECHANICAL DISCREPANCY
         FIRE AFTER IMPACT
        REMARKS- L GOV LWR SPRING SEAT/THRUST BEARING OF PLT VALVE PLUNGER LOOSE.POSSIBILITY HYPOGLYCEMIC REACTION.
Full narrative is not available


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