CHANDLER, AZ, USA
N252W
CESSNA A185F
THE CFI INDICATED THAT THE TAILWHEEL BEGAN TO SHIMMY DURING ROLLOUT. AS FORWARD CONTROL YOKE PRESSURE WAS APPLIED THE SHIMMY WENT AWAY, HOWEVER, AS THE ACFT BEGAN TO SLOW DOWN, THE TAILWHEEL WAS LOWERED AND BEGAN TO SHIMMY AGAIN. AS THE ACFT CONTINUED TO SLOW IT VEERED TO THE RIGHT. THE CFI APPLIED LEFT RUDDER. INITIALLY THE ACFT CONTINUED TO THE RIGHT. SUBSEQUENTLY IT ROLLED LEFT, DRAGGING ITS LEFT WING AND COLLAPSING THE LEFT MAIN LANDING GEAR. INVESTIGATION REVEALED THAT THE RETENTION BOLT FOR THE LEFT LANDING GEAR SPRING ASSEMBLY WAS BENT AND DISPLAYED ROTATIONAL SCORING AT ITS MID-POINT. THE THREADS OF BOTH THE BOLT AND ITS ASSOCIATED NUT WERE FOUND STRIPPED.
Source: NTSB Aviation Accident Database
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