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23976 CCK/C4W33 Double Row Spherical Roller Bearing

23976 CCK/C4W33 Double Row Spherical Roller Bearing

The 23976 CCK/C4W33 is a double-row spherical roller bearing with a large 380mm bore and 520mm outer diameter, built from tough chrome steel. It handles heavy combined loads up to 452091 lbf and runs smoothly at speeds up to 1200 RPM.

Its spherical roller design allows for slight misalignment, while the steel cage ensures durability under stress. The bearing operates in temperatures from -30°C to 200°C, making it suitable for demanding environments.

This model features a tapered bore (1:12 ratio) for secure fitting and includes lubrication grooves for easy maintenance. It’s interchangeable with SKF bearings, ideal for replacements in heavy machinery or industrial gearboxes.

Weighing 64.5kg, it’s built for robust performance. Compliant with RoHS and REACH standards, it’s a reliable choice for high-load applications like mining equipment or large conveyors.

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Product Parameters

  • Part Number 23976 CCK/C4W33
  • Brand TFL
  • Interchangeable SKF
  • Size 380 x 520 x 106 mm
  • Bore Dia 380 mm
  • Bore Dia Tolerance +0.057mm to 0
  • Outer Dia 520 mm
  • Outer Dia Tolerance -0.05mm to 0
  • Width 106 mm
  • Width Tolerance -0.4mm to 0
  • Shoulder Dia Of Inner Ring 419 mm
  • Shoulder/Recess Dia Of Outer Ring 481 mm
  • Width Of Lubrication Groove 13.9 mm
  • Diameter Of Lubrication Hole 7.5 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 452091 lbf
  • Static Radial Load 854274 lbf
  • Max Speed 1200 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C4
  • RoHs Compliant
  • REACH Compliant
  • Weight 64.5 kg
  • Price （US$） US$3,271.65

Features

Performance Features of 23976 CCK/C4W33 Bearing

23976 CCK/C4W33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 452091 lbf, making it suitable for heavy-duty industrial applications.

The double-row spherical roller design ensures smooth operation even under misalignment conditions.
With a maximum speed of 1200 rpm, it delivers reliable performance in demanding environments.

23976 CCK/C4W33 Bearing features a steel cage that maintains roller alignment, reducing wear and extending service life.
The tapered bore design simplifies installation, ensuring a secure fit on shafts.

This bearing operates efficiently in temperatures ranging from -30° to 200°C, adapting to various working conditions.
Its C4 radial clearance provides optimal performance under heavy loads and high speeds.

The lubrication groove and hole design in 23976 CCK/C4W33 Bearing ensure consistent lubrication, reducing maintenance needs.
Weighing 64.5 kg, it combines durability with robust construction for long-term reliability.

Application

Industrial Uses of 23976 CCK/C4W33 Bearing
23976 CCK/C4W33 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row design handles high radial and axial loads. The tapered bore ensures a secure fit, reducing slippage during operation.

Where Is 23976 CCK/C4W33 Bearing Used?
You’ll often spot 23976 CCK/C4W33 Bearing in mining equipment, where its robust construction withstands harsh conditions. The spherical roller design also compensates for misalignment, keeping operations smooth.

Built for Heavy-Duty Use: 23976 CCK/C4W33 Bearing
23976 CCK/C4W33 Bearing excels in wind turbine gearboxes, thanks to its high dynamic load capacity. The steel cage and chrome steel rollers ensure long service life even under constant stress.

Automotive vs Aerospace: Applications of 23976 CCK/C4W33 Bearing
In large trucks, 23976 CCK/C4W33 Bearing supports drivetrain components, while in industrial fans, it manages high-speed rotations. Its C4 radial clearance makes it adaptable to varying thermal expansions.

Key Fields for 23976 CCK/C4W33 Bearing
23976 CCK/C4W33 Bearing is a go-to for paper mill machinery, where its lubrication groove design simplifies maintenance. The wide temperature range also makes it suitable for both hot and cold environments.

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