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249/850 CA/W33 Double Row Spherical Roller Bearing

249/850 CA/W33 Double Row Spherical Roller Bearing

The 249/850 CA/W33 is a double-row spherical roller bearing with a large 850mm bore and 1120mm outer diameter, built from tough chrome steel. It handles heavy combined loads up to 2110956 lbf and runs smoothly at speeds up to 400 RPM.

Its brass cage and open design allow for easy lubrication, while the spherical rollers accommodate misalignment. The bearing operates in temperatures from -30°C to 200°C, making it suitable for harsh environments.

With a weight of 740kg, it’s a robust choice for heavy-duty applications like mining equipment or large industrial machinery. Compliant with RoHS and REACH standards, it’s interchangeable with SKF bearings for easy replacement.

The lubrication groove and holes simplify maintenance, ensuring long service life. Ideal for high-load scenarios where durability and reliability are key.

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Product Parameters

  • Part Number 249/850 CA/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 850 x 1120 x 272 mm
  • Bore Dia 850 mm
  • Bore Dia Tolerance -0.1mm to 0
  • Outer Dia 1120 mm
  • Outer Dia Tolerance -0.125mm to 0
  • Width 272 mm
  • Width Tolerance -1mm to 0
  • Shoulder Dia Of Inner Ring 940 mm
  • Shoulder/Recess Dia Of Outer Ring 1029 mm
  • Width Of Lubrication Groove 22.3 mm
  • Diameter Of Lubrication Hole 12 mm
  • Chamfer Dimension min.6 mm
  • System of Measurement Metric
  • Radial run-out Standard
  • Bearing Type Roller
  • Roller Bearing Type Spherical
  • Bore Type Cylindrical
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 2110956 lbf
  • Static Radial Load 5125644 lbf
  • Max Speed 400 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 740 kg

Features

How Does 249/850 CA/W33 Bearing Handle Combined Loads?

249/850 CA/W33 Bearing features a double-row spherical roller design, ideal for handling combined radial and thrust loads.
Its chrome steel construction ensures high strength and durability under heavy loads.
The brass cage maintains roller alignment, reducing friction and wear.
With a dynamic radial load capacity of 2,110,956 lbf, it performs reliably in demanding industrial applications.

Why Choose 249/850 CA/W33 Bearing for High-Temperature Applications?

249/850 CA/W33 Bearing operates efficiently in temperatures ranging from -30° to 200°C.
Its chrome steel rollers and rings resist thermal deformation, ensuring consistent performance.
The lubrication groove design allows for effective heat dissipation.
This makes it suitable for heavy machinery operating in extreme conditions.

Engineered for Precision: 249/850 CA/W33 Bearing

249/850 CA/W33 Bearing is designed with precise tolerances for smooth and accurate operation.
The cylindrical bore ensures a secure fit, reducing vibration and misalignment.
Its spherical roller design compensates for shaft deflection, enhancing reliability.
This precision engineering makes it ideal for high-performance industrial equipment.

Structural Advantages of 249/850 CA/W33 Bearing

249/850 CA/W33 Bearing’s double-row construction provides superior load distribution.
The large lubrication holes and grooves ensure consistent oil flow, reducing maintenance needs.
With a static radial load capacity of 5,125,644 lbf, it handles extreme forces effortlessly.
Its robust design ensures long service life even in harsh operating environments.

Application

Industrial Uses of 249/850 CA/W33 Bearing
The 249/850 CA/W33 Bearing is commonly used in heavy machinery like crushers and mining equipment, where its double-row design handles high radial and axial loads. Its brass cage ensures smooth operation even in demanding conditions.

In power generation, 249/850 CA/W33 Bearing supports large turbines and generators, thanks to its robust chrome steel construction. The W33 lubrication groove also helps maintain performance in high-temperature environments.

For paper manufacturing, 249/850 CA/W33 Bearing excels in rollers and dryers, where its spherical roller design accommodates misalignment. The metric sizing makes it compatible with European and Asian industrial standards.

What Makes 249/850 CA/W33 Bearing a Preferred Choice?
The 249/850 CA/W33 Bearing is ideal for steel mills, where its high static radial load capacity ensures reliability. Its open design allows for easy lubrication, extending service life in harsh conditions.

In marine applications, 249/850 CA/W33 Bearing withstands heavy loads in propeller shafts and deck machinery. The chrome steel rollers provide durability against corrosion and wear.

Built for Heavy-Duty Use: 249/850 CA/W33 Bearing
The 249/850 CA/W33 Bearing is a go-to for construction equipment like cranes and excavators, handling combined loads with ease. Its brass cage reduces friction, improving efficiency.

In wind turbines, 249/850 CA/W33 Bearing’s spherical rollers adapt to shaft deflections, ensuring consistent performance. The wide temperature range makes it suitable for diverse climates.

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