230/710CAF3/W33 Extra Large Spherical Roller Bearing

Massive Load Carrying Capacity: Huge 710mm inner bore housing large double-row rollers supports immense dynamic radial and axial thrust loads.
F3 Special Application Specification: Precision-ground to F3 tolerance parameters ensuring correct interference fits on heavy shafts and housings.
Machined Solid Brass Cage: Rigid CA brass structure withstands continuous shock loading, high torque, and intense operational vibration.
Direct W33 Relubrication: Integrated outer-ring lube groove ensures even distribution of heavy synthetic grease across both roller rows.

Technical Data

Technical Parameter	Metric Value
Inner Bore Diameter (d)	710.00 mm
Outer Diameter (D)	1030.00 mm
Total Width (B)	236.00 mm
Precision Standard	ISO P0 / P6 (F3 Application Fit)

Product Specifications

Specification	Details
Item Type	Extra-Large Spherical Roller Bearing
Model Number	230/710CAF3/W33
Cage Material	Machined Solid Brass Cage (CA Design)
Fit / Tolerance	F3 Heavy Machinery Special Tolerance Class
Lubrication Feature	Outer Ring Lubrication Groove & 3 Oil Holes (W33)

Product Introduction

The 230/710CAF3/W33 is an extra-large, ultra-heavy-duty spherical roller bearing engineered for massive industrial machinery and primary steel mill processing drives. Measuring a giant 710 x 1030 x 236 mm, this 230-series bearing is designed to support extraordinary radial forces and heavy shock loads. Built with the "CA" heavy-duty machined solid brass cage, special "F3" operational tolerances for heavy machinery fitment, and the "W33" central lubrication groove and oil holes, this model guarantees maximum thermal stability and smooth rotation. It is a critical, top-tier replacement component for global B2B buyers in metallurgy, heavy mining, and large maritime engineering.

Applications

Steel rolling mill stand drive shafts and roll necks.
Large-scale mining crushers, ball mills, and rotary kilns.
Heavy hydro-power turbine drives and marine propulsion systems.

FAQ

Q: What is the metric dimensional profile of this model?
A: The 230/710 series standard dimensions are 710 mm inner bore (d), 1030 mm outer diameter (D), and 236 mm total width (B).
Q: How is a bearing of this size inspected and certified?
A: Every unit undergoes full CMM dimensional checks, ultrasonic material testing, and magnetic particle inspection with full COA documentation.

OEM & Custom Service

Full B2B OEM support including specialized radial internal clearances (C3/C4), laser etching, custom steel grade selection, and custom heavy-duty ocean-freight wooden crate packaging.

Packing & Delivery

Coated thoroughly with heavy anti-rust compound, hermetically sealed in thick VCI barrier polymer bags, and bolted into a custom-engineered, fumigated heavy-duty wooden box for global maritime transport.