SUNBEARING 30211 Tapered Roller Bearing 55*100*21mm Chrome Steel GCR15

Product Description

The inner or outer ring of double row taper roller bearing is a whole. The small end of two inner (or outer) rings are similar. There is a space between the two rings. The clearance is adjusted by the thickness of the spacer. The spacer can also be used to adjust the pre-surplus of double row tapered roller bearings.

35000 double row tapered roller bearings have a variety of internal structure:

-- with a spacer and a steel plate punched window-type cage

--  with a spacer, hollow roller and pillar steel cage

37000-type structure of double row tapered roller bearings have a variety of internal structure:

-- with a spacer, cage and steel plate.

-- with a spacer, hollow roller and steel pillar type cage.

Application:

Tapered roller bearings are widely used in automobiles, rolling mills, mining, metallurgy, plastics machinery, and other industries.

Single row taper roller is the most be used of the taper roller bearing series. The small sizes Double row taper roller are used in the car wheel hub in recent years. Four-row taper roller bearings were used in large cold, hot rolling mill, and other heavy machinery.

Double row tapered roller bearings are mainly used for gearboxes, lifting equipment, rolling mills and for mining machinery, such as tunnel boring machines.