... applications: drive ( driven) shafts, conveyers, roll shaftsIt is mainly applied in hydroelectric generator, vertical motors, propeller shafts for ships, jib cranes ... bearing is robust with its inherent self-aligning function. The two rows of rollers enable the bearing to bear a heavy load ... of the conical bore is 1: 12 or 1: 30. In order to strengthen the lubricating performance of the bearing, an ...