On August 31, 1994, a Cessna 170B (registration N4457B) was involved in an aviation accident near Fort Yukon, AK. Investigators recorded the probable cause as: Fatigue failure of the right main landing gear axle, associated with prior use on skis. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During a hunt/guide operation, the right main landing gear collapsed upon rollout on an airstrip. Inspection revealed fatigue damage near the center of an axle's upper mounting bolt hole.
The pilot landed the aircraft on an unpaved airstrip during a hunt and guide operation. No passengers were on board at the time. During the rollout phase, the right main landing gear collapsed.
Examination of the wreckage revealed a fatigued area near the center of one of the axle's upper mounting bolt holes. The airplane had been used on skis during the winter months.
Fatigue failure of the right main landing gear axle, associated with prior use on skis.
During a hunt/guide operation, the right main landing gear collapsed upon rollout on an airstrip. Inspection revealed fatigue damage near the center of an axle's upper mounting bolt hole.
The accident on 31 Aug 1994 involved a Cessna 170B, registration N4457B, at Fort Yukon, AK.
Fatigue failure of the right main landing gear axle, associated with prior use on skis.
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