... steel Bearing: separable bearing (outer ring, inner ring, and roller assembly) Roller: barrel shaped rollers Series: 30200, 30300, 31300, 32000 ... , 32200, 32300, 32900, 33000, 33100 and 33200 Type: single row, double rows and ... power reducers, conveyor rollers, heavy gear, winches, cranes and rolling equipment Size: d: 15 to 360mm D: 37 ...