Remedy:
HIGHWAY TRAILERS.MFG.JAN.1, 1960 TO SEPT.30 1962.POS SIBILITY THATINDUCTION HARDENING PROCESS IN EFFECT AT NORTH-A MERICAN ROCKWELL'S AXLE PLANTCREATED HIGH RESIDUAL STRESSES A T INNER BEARING SHOULDER AREA.STRESSES MAYTURN INTO PHYSICA L CRACKS UNDER EXTENDED FIELD SERVICE.CONTINUED USE OF AXLEAFTER CRACKING HAS AXLE SPINDLE TO FRACTURE.(CORRECT BY REPL ACING WHEREREPLACING WHERE NECESSARY.)