NTSB Identification: MKC76IK006
14 CFR Part 121 Scheduled operation of NORTH CENTRAL AIRLINES INC
Aircraft: CONVAIR 580, registration: N4801C----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0027 75/7/9 NR.SIOUX CITY,IA CONVAIR 580 CR- 0 0 3 SCHED DOM PASSG SRV AIRLINE TRANSPORT, AGE
TIME - 0934 N4801C PX- 0 0 19 42, 13000 TOTAL HOURS,
DAMAGE-MINOR OT- 0 0 0 3091 IN TYPE, NOT
INSTRUMENT RATED.
CLASSIFIED AS INCIDENT
OPERATOR - NORTH CENTRAL AIRLINES,INC.
DEPARTURE POINT INTENDED DESTINATION
SIOUX CITY,IA SIOUX FALLS,SD
TYPE OF ACCIDENT PHASE OF OPERATION
FIRE OR EXPLOSION: IN FLIGHT IN FLIGHT: CLIMB TO CRUISE
PROBABLE CAUSE(S)
POWERPLANT - TURBINE ASSEMBLY: WHEEL TURBINE
MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
SUSPECTED OR KNOWN AIRCRAFT DAMAGE
REMARKS- 2ND STAGE TURBINE WHEEL (S/N KK15491) FRACTURED RESULTING IN UNCONTAINED TURBINE FAILURE.
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