Technology has helped bring new developments in bearing designs. Rolling bearings are the result of such developments. Where pure thrust or axial loads are to be handled, roller thrust bearings, with barrel-shaped or cylindrical rollers are used. Available in several design variants, they manage acting loads, whether in one-way or two-way directions, making them suitable for different applications. They are high-precision components and so they permit transfer of thrust between machine components at reduced friction and high speeds. 

Roller Thrust Bearing | Image Resource: indiamart.com

Machines that use a roller thrust bearing operate efficiently at moderate or high speeds, and this helps consume minimal energy, reduce noise, and minimize wear and tear. Thrust roller bearings come in different designs and they are freely interchangeable owing to the standardized sizes, clearance class series, dimensions, and more. 

Roller thrust bearings are generally classified as radial and thrust bearings depending on the load they handle. Your choice of a suitable bearing depends on the type of load the bearing can manage. Nonetheless, a roller thrust bearing is primarily used in applications that asks for managing the thrust acting principally on axial shafts. 

Know Different Types of Roller Thrust Bearing Used for Applications 

Your selection of a particular roller thrust bearing depends on various aspects that you are required to look into. The most important one is the load a bearing can manage, while the rotational speed the bearing is able to support is the other one. Moreover, roller thrust bearings can manage shaft displacement or misalignment and it is the next important aspect to be considered. For that, you can choose from a few roller-thrust bearing variants, which perform self-alignment or reduce misalignment. 

Keeping in view the above factors, a thrust roller bearing can be categorized into spherical, cylindrical, needle and tapered roller thrust bearings. The following are the few important ones explained. 

Needle Roller Thrust Bearings: Recognized for a high degree of rigidity, a needle roller thrust bearing requires minimal axial space and for this, it uses adjoining machine elements as ring washers.

Spherical Roller Thrust Bearing: The bearing is known to shift the heavy load between the ring raceways on the rolling surface area at an “angle to the bearing axis” using its asymmetrical raceways and rolling elements. As a consequence, acting radial and axial in one direction is effectively handled by the bearing. The rollers are supported and guided by the flanges in the bearing. 

Cylindrical Roller Thrust Bearings: The purpose of this bearing is predominantly to support heavy axial and also impact loads. 

You have still other types of roller thrust bearing which you can check and ensure that they satisfy your requirements. They are easily available and are suitable for they meet international standards.