----------------------------------------------------------------------------------------------------------------------------
FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA
F S M/N PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4159 76/9/25 NR.MANTUA,UT BELL 47G3B2 CR- 1 0 0 NONCOMMERCIAL COMMERCIAL, FL.INSTR.,
TIME - 1415 N2205W PX- 1 1 0 PLEASURE/PERSONAL TRANSP AGE 43, 2670 TOTAL HOURS,
DAMAGE-DESTROYED OT- 0 0 0 1850 IN TYPE, NOT
INSTRUMENT RATED.
DEPARTURE POINT INTENDED DESTINATION
BOY SCOUT CAMP LOCAL
TYPE OF ACCIDENT PHASE OF OPERATION
PROPELLER/ROTOR FAILURE: TAIL ROTOR IN FLIGHT: NORMAL CRUISE
COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: UNCONTROLLED DESCENT
PROBABLE CAUSE(S)
ROTORCRAFT - ROTOR ASSEMBLIES: BEARINGS
ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: TAIL ROTOR GEAR BOX
MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE-WEAR/PLAY
PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: SUBSTANDARD QUALITY CONTROL
FACTOR(S)
PILOT IN COMMAND - DELAYED IN INITIATING GO-AROUND
EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
REMARKS- WITNESSES SAW ACFT SPIN FROM 500 FT TO GROUND.FAILED BEARING HAD BEEN IN SERVICE 125 HRS.