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Four-Row Cylindrical Roller Bearings BC4B 322930/HA4

Four-Row Cylindrical Roller Bearings BC4B 322930/HA4

The BC4B 322930/HA4 is a four-row cylindrical roller bearing with a large 560mm bore and 820mm outer diameter, designed for heavy-duty applications. It handles combined loads, supporting up to 3195000 lbf dynamically and 7650000 lbf statically.

Made for tough conditions, it operates smoothly in temperatures from -30°C to 110°C. Its chamfered edges (18.5mm inner, 6mm outer) ensure easy installation and alignment.

This bearing is compatible with SKF models, making it a versatile replacement option. It works well with both grease and oil lubrication, offering flexibility in maintenance.

Ideal for industrial machinery like rolling mills or large gearboxes where high radial loads are common. Compliant with RoHS and REACH standards for safe use in various environments.

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Product Parameters

  • Part Number BC4B 322930/HA4
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 560 mm
  • Outer Dia 820 mm
  • Width 600mm
  • Corner Radius/Chamfer Inner Ring(r1,2)(min.) 18.5 mm
  • Chamfer Dimension On The Outer Ring(r3,4)(min.) 6 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Dynamic Radial Load 3195000 lbf
  • Static Radial Load 7650000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
Four-Row Cylindrical Roller Bearings BC4B 322930/HA4 dimension drawing
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Features

Performance Features of BC4B 322930/HA4 Bearing

BC4B 322930/HA4 Bearing is built for combined load applications, with a dynamic radial load capacity of 3,195,000 lbf.
Its four-row cylindrical roller design ensures stability and durability under heavy loads.

The bearing operates efficiently within a temperature range of -30° to 110°C, suitable for various industrial environments.
It supports both grease and oil lubrication, offering flexibility in maintenance.

With an outer diameter of 820 mm and width of 600 mm, BC4B 322930/HA4 Bearing is designed for large-scale machinery.
The chamfer dimensions on the inner and outer rings facilitate easier installation.

BC4B 322930/HA4 Bearing’s robust construction ensures long service life, reducing downtime and replacement costs.
Its compliance with RoHS and REACH standards makes it an environmentally friendly choice.

Application

Industrial Uses of BC4B 322930/HA4 Bearing
BC4B 322930/HA4 Bearing is commonly used in heavy industrial equipment like rolling mills and large gearboxes, where its four-row cylindrical design handles high radial and axial loads effortlessly. The metric sizing ensures seamless integration with standard machinery components.

In steel production, BC4B 322930/HA4 Bearing supports rolling stands, thanks to its robust construction and ability to withstand extreme pressures. Its grease or oil lubrication options make it adaptable to different operating conditions.

For mining applications, BC4B 322930/HA4 Bearing’s durability shines in crushers and conveyors, where constant heavy loads are the norm. The wide temperature range also ensures reliable performance in harsh environments.

Where Is BC4B 322930/HA4 Bearing Used?
BC4B 322930/HA4 Bearing finds its place in wind turbine gearboxes, where its combined load capacity and large dimensions are ideal for handling unpredictable forces. The chamfered edges reduce stress concentrations during operation.

In paper manufacturing, BC4B 322930/HA4 Bearing supports large drying cylinders, ensuring smooth rotation under heavy loads. Its compatibility with both grease and oil lubrication simplifies maintenance in dusty environments.

Built for Heavy-Duty Use: BC4B 322930/HA4 Bearing
BC4B 322930/HA4 Bearing excels in marine propulsion systems, where its corrosion-resistant materials and high load ratings are essential. The four-row design distributes forces evenly, prolonging service life.

For railway applications, BC4B 322930/HA4 Bearing is used in axle boxes, providing stability and reducing wear over long distances. Its static and dynamic load ratings make it a dependable choice for high-stress scenarios.

Automotive vs Aerospace: Applications of BC4B 322930/HA4 Bearing
In automotive testing rigs, BC4B 322930/HA4 Bearing handles the combined loads of large engines and transmissions during durability tests. Its precise dimensions ensure accurate performance measurements.

For aerospace ground equipment, BC4B 322930/HA4 Bearing supports heavy landing gear testing platforms. The wide temperature range allows it to perform reliably in both hangars and outdoor testing areas.

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