ALCOA ALCOA
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ALCOA ALCOA 0
EQUIPMENT DESCRIPTION: FORGED ALUMINUM BUS WHEELS, SIZE 22.5 X 8.25, PART NO. 883613, AND SHIPPED TO OEMS. THESE WHEELS ARE BELOW DESIGN SPECIFICATIONS AND INTERNAL REQUIREMENTS WHICH CAN CAUSE THE UNSUPPORTED OPEN END OF THE WHEEL TO DEFORM, RESULTING IN SUDDEN LOSS OF AIR.
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ALCOA ALCOA 0
THE WHEELS CONTAIN PILOT BORES WHICH ARE BELOW THE MINIMUM SPECIFIED DIAMETER. CONSEQUENCE OF DEFECT: IF THE ABOVE CONDITION EXISTS, IT COULD INTERFERE WITH THE PROPER MOUNTING AND POTENTIALLY CAUSE STUD BREAKAGE, LOSS OF WHEEL AND MAY RESULT IN LOSS OF VEHICLE CONTROL WHICH COULD LEAD TO AN ACCIDENT.
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ALCOA ALCOA 0
SOME TWO-PIECE WHEEL CAP NUTS HAVE A FAULTY WASHER SECTION THAT CANNOT BE DETECTED BY THE NAKED EYE. THIS DEFECT MAY LEAD TO CRACKING OF THE WASHER SECTION WHICH CAN CAUSE NUT TO LOOSEN. EVENTUALLY, THE NUTS COULD FALL OFF AND THE WHEEL WOULD BECOME DETACHED FROM THE VEHICLE.
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ALCOA ALCOA 0
THE INVOLVED WHEELS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 120, TIRE SELECTION AND RIMS FOR MOTOR VEHICLES OTHER THAN PASSENGER CARS, DUE TO IMPROPER RIM SIZE MARKING.