NTSB Identification: MIA85IA021.
The docket is stored on NTSB microfiche number 27410.
Nonscheduled 14 CFR
Incident occurred Monday, October 29, 1984 in JACKSONVILLE, FL
Aircraft: PIPER PA-60, registration: N79CM
Injuries: 1 Uninjured.

NTSB investigators used data provided by various sources and may not have traveled in support of this investigation to prepare this aircraft incident report.

THE ACFT SWERVED LEFT OFF THE RWY DURING THE LANDING ROLL. AN EXAM OF THE LEFT MAIN LANDING GEAR STRUT REVEALED THAT THE COLLAR HAD FAILED PERMITTING THE LOWER PORTION OF THE LANDING GEAR STRUT TO SHIFT. THE SHIFT WAS TRANSMITTED TOTHE TIRE CAUSING IT TO FAIL. ACCORDING TO A METALLURGIST'S REPORT, THE MAJOR PORTION OF THE COLLAR FRACTURE APPEARED TYPICAL OF AN OVERSTRESS SHEAR SEPARATION.

The National Transportation Safety Board determines the probable cause(s) of this incident to be:

LANDING GEAR,MAIN GEAR STRUT..FAILURE,TOTAL



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