Taper Roller bearings
Single-row:329**,320**,330**,331**,302**,322**,303**,313**,323** and inch size                       
Double-row: from bore diameter 150mm to 800mm
Feature
These bearings have tapered rollers which are guided by the thicker side of the cup. The design of the sliding surfaces of the cup and inner ring and the rolling elements  when extended converge towards the same single point on the bearing axle.
Cages
Usually the taper roller bearings have pressed basket-shaped cages of steel sheet.But for cages with greater machined dimension,cages are also used .

Generally, it is mainly applied in contruction machinery,large agriculture machine ,rolling mill, etc.