CNBRG
Model Application

Spherical roller bearings

Double-row spherical roller bearings with spherical outer rings offer high load capacity and can accommodate shaft deflection and mounting misalignment.

Model Card13 / 17

Model Series

21300 / 22200 / 22300 / 23000 / 24000 Series

Common Sizes
Common Inner Diameter 25–300 mm
Quotation Materials
Model / Quantity / Operating Conditions / Target Market
Verify against drawings and old part photos directly.
01 / Primary Use

Where is this model used?

Mining, metallurgy, papermaking, fans, crushers, and heavy-duty conveyors.

For reference only. Final model selection must be confirmed based on load, speed, temperature, lubrication method, installation space, and target market requirements. If drawings or photos of the old part are available, they can be used for direct verification.

02 / Install

Installation Tips

Control angular deviation within allowable limits; check clearance and rotation smoothness after installation.

03 / Maintenance

Maintenance Tips

Use high-load lubrication schemes to monitor temperature rise, vibration, and sealing.

Request for Quotation (RFQ)

Confirm these before sending the model number

  • Bearing Model, Brand Requirements, or Substitution Notes
  • Inner diameter, outer diameter, width, or full drawing
  • Quantity, Target Market, and Estimated Lead Time
  • Load, speed, temperature, and lubrication conditions
  • Precision, Clearance, Sealing, and Packaging Requirements
Model Quote

Send over the model, quantity, and operating conditions.

Please specify alternative models, brand requirements, packaging methods, and target markets to facilitate price verification and shipment documentation.

Current Model / SELECTED MODEL

Spherical roller bearings

21300 / 22200 / 22300 / 23000 / 24000 Series

Common Inner Diameter 25–300 mm

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