What was found
DURING TAKEOFF FROM PRIVATE TURF STRIP, RT AXLE BROKE AT JUNCTURE OF TUBE AND MOUNTING FLANGE. RT WHEEL TIRE BRAKE ASSY DEPARTED AIRCRAFT. AIRCRAFT GROUND LOOPED CAUSING SUBSTANTIAL DAMAGE TO AIRCRAFT. INSPECTION OF AXLE INDICATED A CRACK APPROXIMATELY 150 DEGREES OF CIRCUMFERENCE OF TUBE. CRACKED AREA DISCOLORED INDICATING IN EXISTENCE FOR SOME TIME AND WAS LOCATED ON BOTTOM IN THIS INSTALLATION.