ST. JOSEPH, MO, USA
N53842
BELLANCA 7ECA
THE ACFT NOSED DOWN DURING LANDING AFTER THE LEFT MAIN LANDING GEAR STRUT FAILED. THE PLT STATED THAT ON THE 2ND TOUCH- AND-GO LANDING, HE FELT A VIBRATION AND SAW THE LEFT GEAR STRUT TRAILING AT ABOUT A 45 DEGREE ANGLE. THE PLT CHOSE TO LAND ON THE GRASS BESIDE THE RWY. ON TOUCHDOWN, THE GEAR COLLAPSED AND THE ACFT NOSED DOWN. POST ACCIDENT INVESTIGATION REVEALED THAT THE ATTACH BOLT, BELLANCA PN MS20007, HAD BROKEN. THE NTSB LAB FOUND THAT THE BOLT REVEALED FEATURES TYPICAL OF HIGH STRESS FATIGUE CRACKING OVER MOST OF THE FRACTURE FACE. TWO SEPARATE REGIONS OF FATIGUE CRACKING WERE NOTICEABLE ON THE FRACTURE FACE.
Source: NTSB Aviation Accident Database
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