The beating of the landing belts relative to the axis of the sleeve should not exceed 0.05 mm - for bushings with an inner diameter of up to 150 mm, 0.08 mm - for bushings with an inner diameter of more than 150 to 450 mm and 0.1 mm, for bushings with an internal diameter more than 450 mm. The beating of the end of the lower surface of the supporting bacter relative to the inner surface of the sleeve should be no more than: 0.03 mm - for bushings with an inner diameter of up to 200 mm and 0.05 mm - for bushings with an internal diameter exceeding 200 mm.