Machine Design
Endurance limit or fatigue limit is the maximum stress that a member can withstand for an infinite number of load applications without failure when subjected to

Static loading
Dynamic loading
Completely reversed loading
Combined static and dynamic loading

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Machine Design
Tapered roller bearings can take

Both radial and axial loads and the ratio of these being greater than unity
Axial load only
Radial load only
Both radial and axial loads and the ratio of these being less than unity

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