Roller Bearing Series

Spherical Roller Bearings

Heavy-duty self-aligning roller bearings for mining, steel, cement, paper machinery, gearboxes, conveyors, vibrating equipment, and industrial power transmission.

Explore standard, CA, CC, MB, sealed, split, tapered bore, cylindrical bore, and vibrating screen spherical roller bearings engineered for heavy radial loads, axial loads, shaft misalignment, vibration, and harsh operating environments.

Heavy radial and axial load capacity
Self-aligning design for shaft misalignment
CA / CC / MB / E type options
OEM/ODM and custom bearing support

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Built for Heavy-Duty Bearing Supply

Haron Facility

100+ Advanced Production Lines for P2 Level Precision

Precision Manufacturing

Standard and customized production for heavy industrial applications.

Strict Quality Control

Dimensional, material, noise, and vibration checks before shipment.

OEM / ODM Support

Custom structure, cage, clearance, sealing, and private label.

Application Experience

Selection support for mining, steel, cement, and gearboxes.

Stable Global Supply

Repeatable batch supply for distributors and OEM buyers.

What Are Spherical Roller Bearings?

Spherical roller bearings are heavy-duty self-aligning roller bearings designed with two rows of barrel-shaped rollers and a spherical outer ring raceway. This structure allows the bearing to compensate for shaft misalignment, housing deflection, and installation errors while supporting high radial loads and axial loads in both directions.

A good spherical roller bearing is not only about load rating. It must match the equipment load direction, vibration level, shaft condition, speed, lubrication method, sealing requirement, internal clearance, cage structure, and mounting method.

Self-Aligning Structure

Helps compensate for shaft misalignment, housing deflection, and mounting inaccuracy.

Heavy Radial Load Capacity

Designed for heavy-duty machinery where high radial loads and impact loads are common.

Axial Load Support

Can support axial loads in both directions together with radial loads.

Multiple Structural Options

Available in CA, CC, MB, E type, sealed type, split type, cylindrical bore, and tapered bore.

Application-Based Selection

Selection considers load, speed, vibration, contamination, temperature, and lubrication.

How to Choose the Right Spherical Roller Bearing

A logical process to ensure your bearing matches the harsh demands of your specific industrial application.

Confirm the Application

Different applications require different structures, clearances, cage types, and sealing methods.

Mining equipment Vibrating screen Crusher Gearbox

Confirm Load Direction

Selected when equipment handles heavy radial load and combined load while tolerating misalignment.

Heavy radial Combined load Shock load

Choose Internal Structure

Internal designs affect load capacity, cage strength, friction, speed capability, and service life.

CA type CC type MB type E type

Choose the Bore Type

Cylindrical for direct mounting. Tapered for easier mounting, clearance adjustment, and sleeves.

Cylindrical bore Tapered K/K30 Adapter sleeve

Sealing & Clearance

Harsh environments may require sealed bearings, special grease, or larger internal clearance.

Sealed type W33 groove C3/C4 clearance

Size & Customization

Provide bearing model, working environment, load, speed, and annual demand for accurate quoting.

Bore size OEM/ODM Packaging

Application

Mining & Quarrying

Vibrating Screens

Crushers

Steel Mill Equipment

Cement Machinery

Paper Machinery

Industrial Gearboxes

Conveyor Systems

Understand Load Direction and Bearing Structure

Spherical Roller Bearing Categories

Standard Type

General-purpose double-row bearings for heavy radial loads and misalignment.

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CA Type

Heavy-duty design with machined brass cage for high load and shock load.

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CC Type

Optimized internal design with steel cage for stable, lower friction operation.

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MB Type

Machined brass cage design for heavy-duty equipment and high reliability.

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Sealed Type

Reduces contamination and retains grease in dusty or wet environments.

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Split Type

Easier installation and maintenance where shaft disassembly is difficult.

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Tapered Bore

For adapter/withdrawal sleeve mounting and easy clearance adjustment.

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Vibrating Screen

Special design for vibrating screens, crushers, and high-vibration machinery.

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Standard Spherical Roller Bearings

Standard spherical roller bearings are double-row self-aligning roller bearings used in heavy-duty machinery where shaft misalignment and combined loads are common.

Two rows of barrel rollers
Spherical outer raceway
Self-aligning capability

High radial load capacity
Axial load in both directions
Cylindrical or tapered bore

Best For:

Conveyors, gearboxes, fans, pumps, paper machinery, and general heavy equipment.

Send Bearing Model for Quote

CA / MB Type Spherical Roller Bearings

CA and MB type spherical roller bearings are designed for heavy-duty applications where cage strength, shock resistance, and load capacity are critical.

Machined brass cage
Strong cage structure
Better shock load resistance

Suitable for heavy radial loads
Stable in harsh conditions
High structural reliability

Best For:

Crushers, mining machinery, steel mills, cement machinery, and heavy gearboxes.

Ask for CA / MB Type Selection

CC / E Type Spherical Roller Bearings

CC and E type spherical roller bearings use optimized internal designs for better running performance, high load capacity, and improved bearing efficiency.

Optimized roller design
Steel cage (stamped)
Lower friction

Good load distribution
Better for continuous operation
High bearing efficiency

Best For:

Fans, blowers, pumps, paper machines, conveyors, and general industrial machinery.

Get CC / E Type Recommendation

Sealed Spherical Roller Bearings

Designed to protect internal rolling elements from dust, moisture, and contamination while retaining lubricant for extended service life.

Integrated seals on both sides
High contamination resistance
Excellent grease retention

Reduced maintenance frequency
Suitable for harsh environments
Extends life when access is limited

Best For:

Conveyors, agricultural machinery, cement plants, and outdoor dusty environments.

Request Sealed Bearing Options

Split Spherical Roller Bearings

Designed for applications where bearing replacement is difficult because the shaft, coupling, or surrounding equipment cannot be easily removed.

Split inner and outer ring
Split cage and roller set
Easier in-situ installation

Significantly reduced downtime
Suitable for large machines
Maintenance-friendly

Best For:

Conveyors, long shafts, fans, paper machinery, marine equipment, and heavy maintenance.

Ask for Split Bearing Support

Tapered Bore Spherical Roller Bearings

Designed for sleeve mounting and easier adjustment of bearing fit and internal clearance during installation.

K taper bore (usually 1:12)
K30 taper bore (usually 1:30)
Works with adapter sleeves

Works with withdrawal sleeves
Easier mounting on plain shafts
Precise clearance adjustment

Best For:

Conveyors, fans, crushers, vibrating equipment, large motors, and heavy shaft systems.

Confirm Bore Type and Sleeve

Vibrating Screen Spherical Roller Bearings

Specially designed for vibrating equipment where high vibration, impact load, and internal clearance stability are absolutely critical.

Special internal clearance
Higher vibration resistance
Strong cage design

Optimized roller geometry
Better heat & load stability
Continuous vibration operation

Best For:

Vibrating screens, crushers, aggregate equipment, mining screens, and stone processing.

Ask for Vibrating Screen Selection

Choose Your Configuration:

Application
Bearing model
Load condition
Speed
Temperature
Bore type
Cage type
Clearance
Seal type
Lubrication
Quantity
Branding req.

Custom Spherical Roller Bearing Solutions

For OEM and industrial replacement projects, bearings can be customized or strictly matched based on equipment drawings, working conditions, and specific requirements.

We support custom sizes, specific clearances (C2/C3/C4), W33 lubrication grooves, high-temperature grease, special surface treatments, and private label OEM/ODM bearing supply.

Submit Custom Requirement

Not Just a Bearing Model. A Complete Application-Based Selection Process.

Many bearing failures are not caused by the bearing type alone. They often happen because the bearing structure, clearance, cage design, lubrication method, sealing requirement, shaft fit, load direction, speed, and working environment were not matched correctly from the beginning.

Application Condition

Bearing Structure

Cage Type

Bore Type

Clearance

Lubrication / Seal

Installation Fit

Final Bearing Life

Get Bearing Selection Support

Built for Heavy-Duty Bearing Projects, Not Just Product Display

We combine manufacturing capability with engineering expertise to deliver reliable spherical roller bearings.

Application-Based Selection

We help match bearing structure with real working conditions, including load direction, vibration, speed, temperature, and contamination.

Multiple Structure Options

Support for standard, CA, CC, MB, E type, sealed, split, tapered bore, cylindrical bore, and vibrating screen spherical roller bearings.

Cage and Clearance Matching

Different cage types and internal clearances can be recommended according to shock load, vibration, speed, and temperature.

Lubrication & Sealing Support

Support for open bearings, sealed bearings, W33 lubrication groove, grease selection, and harsh-environment solutions.

OEM / ODM Bearing Supply

Support for custom size, structure, packaging, private label, repeatable batch supply, and distributor cooperation.

Strict Quality Control

Inspection includes dimensional checks, hardness testing, material control, noise/vibration testing, and final batch control.

Which Spherical Roller Bearing Fits Your Project?

Type	Best For	Load / Working Condition	Main Advantage
Standard	General heavy industrial machinery	Heavy radial load + axial load + misalignment	Reliable all-purpose heavy-duty bearing type
CA Type	Mining, crushers, steel equipment	Shock load, heavy load, harsh environment	Strong brass cage and high load capacity
CC Type	Fans, pumps, conveyors, paper machinery	Continuous running and general industrial load	Lower friction and stable running performance
MB Type	Heavy gearboxes, steel mills, large machinery	High load and impact load	Machined brass cage and strong structural stability
Sealed Type	Dusty, wet, or difficult-maintenance environments	Contamination risk and limited lubrication access	Better grease retention and contamination protection
Split Type	Long shafts, conveyors, fans, paper machinery	Difficult disassembly and maintenance replacement	Faster installation and reduced downtime
Tapered Bore	Sleeve-mounted shaft systems	Applications requiring clearance adjustment	Easier mounting with adapter or withdrawal sleeves
Vibrating Screen	Vibrating screens and aggregate equipment	High vibration and impact load	Designed for vibration resistance and stable clearance

FAQ About Spherical Roller Bearings

1. What are spherical roller bearings?

Spherical roller bearings are double-row self-aligning roller bearings with barrel-shaped rollers and a spherical outer ring raceway. They are designed for heavy radial loads, axial loads in both directions, shaft misalignment, and harsh industrial applications.

2. What are spherical roller bearings used for?

They are widely used in mining machinery, crushers, vibrating screens, conveyors, steel mills, cement plants, paper machinery, gearboxes, fans, pumps, and heavy industrial equipment.

3. What is the difference between spherical roller bearings and self-aligning ball bearings?

Both can compensate for misalignment, but spherical roller bearings are designed for much heavier radial and axial loads. Self-aligning ball bearings are usually used for lighter load applications.

4. What is the difference between CA and CC type spherical roller bearings?

CA type bearings usually use a strong machined brass cage and are suitable for heavy load and shock load applications. CC type bearings often use optimized internal structures and steel cages for stable operation and lower friction in general industrial applications.

5. What is an MB type spherical roller bearing?

MB type spherical roller bearings usually feature a machined brass cage and are used in heavy-duty machinery where cage strength, shock resistance, and reliability are important.

6. Should I choose cylindrical bore or tapered bore spherical roller bearings?

Cylindrical bore bearings are mounted directly on machined shafts. Tapered bore bearings are suitable for adapter sleeve or withdrawal sleeve mounting and make clearance adjustment easier.

7. What does K or K30 mean in spherical roller bearings?

K usually refers to a tapered bore with a 1:12 taper. K30 usually refers to a 1:30 taper, often used in wider bearing series or specific heavy-duty applications.

8. What does W33 mean in spherical roller bearings?

W33 usually indicates a lubrication groove and lubrication holes in the outer ring. This design helps improve lubrication distribution in heavy-duty applications.

9. When should I choose sealed spherical roller bearings?

Sealed spherical roller bearings are suitable for dusty, wet, contaminated, or difficult-maintenance environments. They help retain grease and reduce contamination inside the bearing.

10. When should I choose split spherical roller bearings?

Split spherical roller bearings are useful when it is difficult to remove the shaft, coupling, pulley, or surrounding equipment. They help reduce downtime during maintenance and replacement.

11. Are spherical roller bearings suitable for vibrating screens?

Yes, but vibrating screen applications usually require special spherical roller bearings with proper clearance, cage strength, and vibration-resistant design.

12. What clearance should I choose for spherical roller bearings?

The clearance depends on load, speed, temperature, fit, and application conditions. C3 or C4 clearance is often used in heavy-duty, high-temperature, or vibration applications, but the final selection should be based on the equipment condition.

13. Can Haron Bearing provide OEM or private label spherical roller bearings?

Yes. Haron Bearing can support OEM/ODM bearing projects, including custom structure, packaging, private label, model matching, and repeated batch supply.

14. What information should I provide for a quotation?

Please provide the bearing model, dimensions, application, load condition, speed, temperature, cage type, clearance, sealing requirement, quantity, and any OEM packaging requirements.