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22256 C4 W33 Double Row Spherical Roller Bearing

22256 C4 W33 Double Row Spherical Roller Bearing

The 22256 C4 W33 is a double-row spherical roller bearing with a 280mm bore and 500mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 628341 lbf and runs smoothly at speeds up to 1500 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability. The open construction requires lubrication, with grooves and holes for easy maintenance.

This bearing suits heavy-duty applications like industrial gearboxes or mining equipment, where high radial loads and misalignment are common. It operates in temperatures from -30°C to 200°C.

Weighing 109kg, it’s a robust choice for demanding environments. Compliant with RoHS and REACH standards, it’s interchangeable with SKF bearings for reliable replacements.

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Product Parameters

  • Part Number 22256 C4 W33
  • Brand TFL
  • Interchangeable SKF
  • Size 280 x 500 x 130 mm
  • Bore Dia 280 mm
  • Bore Dia Tolerance -0.035mm to 0
  • Outer Dia 500 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 130 mm
  • Width Tolerance -0.1mm to 0
  • Shoulder Dia Of Inner Ring 333 mm
  • Shoulder/Recess Dia Of Outer Ring 441 mm
  • Width Of Lubrication Groove 22.3 mm
  • Diameter Of Lubrication Hole 12 mm
  • Chamfer Dimension min.5 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 Steel
  • Dynamic Radial Load 628341 lbf
  • Static Radial Load 843034 lbf
  • Max Speed 1500 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C4
  • RoHs Compliant
  • REACH Compliant
  • Weight 109 kg
  • Price （US$） US$2,317.50

Features

Performance Features of 22256 C4 W33 Bearing

22256 C4 W33 Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 628341 lbf, making it suitable for heavy-duty applications.

The double-row spherical roller design ensures smooth operation even under misalignment conditions.
With a maximum speed of 1500 rpm, it delivers reliable performance in demanding environments.

22256 C4 W33 Bearing features a lubrication groove and hole for easy maintenance and extended service life.
Its C4 radial clearance allows for thermal expansion, ensuring stability in high-temperature conditions.

Application

Industrial Uses of 22256 C4 W33 Bearing
22256 C4 W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads. The open seal type allows for easy lubrication, extending its service life in demanding conditions.

In automotive applications, 22256 C4 W33 Bearing supports large drivetrain components, such as truck axles, where its high dynamic load capacity ensures reliable performance. The C4 radial clearance also accommodates thermal expansion during prolonged use.

For industrial fans and blowers, 22256 C4 W33 Bearing’s spherical rollers provide smooth rotation even under uneven loads. The chrome steel construction offers excellent resistance to wear, making it suitable for continuous operation.

Where Is 22256 C4 W33 Bearing Used?
You’ll often find 22256 C4 W33 Bearing in mining equipment, where its robust design withstands harsh environments and heavy loads. The steel cage adds durability, ensuring consistent performance under extreme conditions.

In paper mill machinery, 22256 C4 W33 Bearing handles high speeds and variable loads, thanks to its spherical roller design. The lubrication groove simplifies maintenance, reducing downtime in production lines.

Built for Heavy-Duty Use: 22256 C4 W33 Bearing
22256 C4 W33 Bearing excels in construction equipment like cranes and excavators, where its combined load capacity supports both radial and axial forces. The wide temperature range makes it adaptable to various climates.

For wind turbine applications, 22256 C4 W33 Bearing’s high static radial load capacity ensures stability in rotating assemblies. The metric sizing aligns with international standards, simplifying replacements.

Automotive vs Aerospace: Applications of 22256 C4 W33 Bearing
In automotive settings, 22256 C4 W33 Bearing is ideal for heavy-duty transmissions, handling high torque and vibration. Its cylindrical bore ensures a secure fit on shafts.

For aerospace ground equipment, 22256 C4 W33 Bearing’s precision and durability make it suitable for load-handling systems. The C4 clearance accommodates thermal shifts during operation.

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