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22248 CCK/W33 Double Row Spherical Roller Bearing

22248 CCK/W33 Double Row Spherical Roller Bearing

The 22248 CCK/W33 is a double-row spherical roller bearing with a 240mm bore and 440mm outer diameter, crafted from robust chrome steel. It manages combined loads up to 507619 lbf and operates smoothly at speeds up to 1800 RPM.

Its open design and lubrication groove (22.3mm wide) make maintenance straightforward, while the steel cage ensures durability. The bearing performs reliably in temperatures from -30°C to 200°C.

This model is interchangeable with SKF bearings, offering a dependable replacement option. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial and axial loads are present.

Weighing 78kg, it’s built for strength and longevity. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number 22248 CCK/W33
  • Brand TFL
  • Interchangeable SKF
  • Size 240 x 440 x 120 mm
  • Bore Dia 240 mm
  • Bore Dia Tolerance +0.04mm to 0
  • Outer Dia 440 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 120 mm
  • Width Tolerance -0.08mm to 0
  • Shoulder Dia Of Inner Ring 290 mm
  • Shoulder/Recess Dia Of Outer Ring 383 mm
  • Width Of Lubrication Groove 22.3 mm
  • Diameter Of Lubrication Hole 12 mm
  • Chamfer Dimension min.4 mm
  • System of Measurement Metric
  • Radial run-out Standard
  • Bearing Type Roller
  • Roller Bearing Type Spherical
  • Bore Type Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 507619 lbf
  • Static Radial Load 674427 lbf
  • Max Speed 1800 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 78 kg
  • Price （US$） US$1,546.58

Features

Performance Features of 22248 CCK/W33 Bearing

22248 CCK/W33 Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 507619 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 1800 rpm, it delivers reliable performance in various industrial settings.

22248 CCK/W33 Bearing’s tapered bore design simplifies installation and enhances stability.
The lubrication groove and hole facilitate easy maintenance, extending the bearing’s service life.

Operating in temperatures from -30° to 200°C, 22248 CCK/W33 Bearing adapts to challenging environments.
Its robust construction and high load capacity make it a dependable choice for demanding machinery.

Application

Industrial Uses of 22248 CCK/W33 Bearing
22248 CCK/W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-load operations.

In wind turbines, 22248 CCK/W33 Bearing supports the main shaft, offering reliable performance under varying wind conditions. Its chrome steel construction and lubrication groove extend service life in these demanding environments.

For mining equipment, 22248 CCK/W33 Bearing’s robust design withstands extreme loads and harsh conditions. The steel cage and spherical rollers provide durability, making it a dependable choice for conveyor systems and excavators.

Where Is 22248 CCK/W33 Bearing Used?
You’ll often find 22248 CCK/W33 Bearing in paper mills, where it supports large rollers under constant stress. Its high dynamic load capacity ensures smooth operation even in continuous production lines.

In steel plants, 22248 CCK/W33 Bearing handles the heavy loads of rolling mills. The open design allows for easy lubrication, maintaining performance in high-temperature environments.

Built for Heavy-Duty Use: 22248 CCK/W33 Bearing
22248 CCK/W33 Bearing excels in construction equipment like cranes and bulldozers, where its combined load capacity is essential. The metric sizing makes it compatible with a wide range of industrial machinery.

For marine applications, 22248 CCK/W33 Bearing’s resistance to corrosion and high loads makes it suitable for ship propulsion systems. The temperature range ensures reliability in both cold and warm waters.

Automotive vs Aerospace: Applications of 22248 CCK/W33 Bearing
In automotive testing rigs, 22248 CCK/W33 Bearing handles the dynamic loads of engine and transmission testing. Its precision and durability ensure accurate results over long periods.

For aerospace ground equipment, 22248 CCK/W33 Bearing supports heavy components like landing gear testers. The spherical roller design accommodates misalignment, reducing wear during rigorous testing.

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