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21320 EK W33 Double Row Spherical Roller Bearing
21320 EK W33 Double Row Spherical Roller Bearing

21320 EK W33 Double Row Spherical Roller Bearing

The 21320 EK W33 is a double-row spherical roller bearing with a 100mm bore and 215mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 97342 lbf and operates smoothly at speeds up to 4500 RPM.

Its open design and lubrication groove make maintenance straightforward, while the steel cage ensures durability. The bearing performs reliably in temperatures ranging 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 loads are present.

Weighing 8.95kg, it’s built to withstand demanding conditions while complying with RoHS and REACH standards for safe use. The tapered bore design ensures a secure fit on shafts.

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Product Parameters

  • Part Number 21320 EK W33
  • Brand TFL
  • Interchangeable SKF
  • Size 100 x 215 x 47 mm
  • Bore Dia 100 mm
  • Bore Dia Tolerance +0.035mm to 0
  • Outer Dia 215 mm
  • Outer Dia Tolerance -0.030mm to 0
  • Width 47 mm
  • Width Tolerance -0.08mm to 0
  • Shoulder Dia Of Inner Ring 118 mm
  • Shoulder/Recess Dia Of Outer Ring 159 mm
  • Width Of Lubrication Groove 8.3 mm
  • Diameter Of Lubrication Hole 4.5 mm
  • Chamfer Dimension min.3 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 97342 lbf
  • Static Radial Load 110156 lbf
  • Max Speed 4500 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 8.95 kg
  • Price (US$) 118.98

Features

How Does 21320 EK W33 Bearing Handle Combined Loads?

21320 EK W33 Bearing features a double-row spherical roller design, ideal for handling both radial and thrust loads.
Its chrome steel construction ensures durability, with a dynamic radial load capacity of 97342 lbf.
The tapered bore design simplifies installation, while the lubrication groove enhances performance.
With a maximum speed of 4500 rpm, it operates efficiently in demanding conditions.

Built for Reliability: 21320 EK W33 Bearing

21320 EK W33 Bearing is crafted from high-quality chrome steel, offering excellent resistance to wear.
The spherical roller design accommodates misalignment, ensuring smooth operation under combined loads.
Its lubrication groove and hole facilitate consistent performance, even at high speeds.
This bearing is suitable for temperatures ranging from -30° to 200°C.

Performance Features of 21320 EK W33 Bearing

21320 EK W33 Bearing’s double-row construction provides stability under heavy loads.
The steel cage maintains roller alignment, reducing friction and extending service life.
With a static radial load capacity of 110156 lbf, it excels in rigorous applications.
Its open design allows for easy lubrication, enhancing operational efficiency.

Why Choose 21320 EK W33 Bearing for Precision Tasks?

21320 EK W33 Bearing’s spherical rollers ensure precise performance under combined loads.
The tapered bore design offers secure fitting, minimising installation errors.
Its high dynamic radial load capacity makes it reliable for heavy-duty machinery.
Operating up to 200°C, it maintains performance in extreme conditions.

Application

Industrial Uses of 21320 EK W33 Bearing
21320 EK 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 spherical roller construction allows for slight misalignment, making it ideal for rugged industrial environments.

Where Is 21320 EK W33 Bearing Used?
In mining equipment, 21320 EK W33 Bearing provides reliable performance under extreme loads and harsh conditions. Its tapered bore ensures a secure fit, reducing slippage during high-torque operations.

Built for Heavy-Duty Use: 21320 EK W33 Bearing
21320 EK W33 Bearing excels in paper mill machinery, where its chrome steel rollers withstand constant friction and moisture. The lubrication groove design ensures smooth operation even during prolonged use.

Automotive vs Aerospace: Applications of 21320 EK W33 Bearing
In automotive applications, 21320 EK W33 Bearing supports heavy-duty axles and transmissions, offering durability under combined loads. For aerospace, its high-temperature tolerance makes it suitable for auxiliary power units.

Essential Roles of 21320 EK W33 Bearing
21320 EK W33 Bearing is a go-to choice for wind turbine gearboxes, where its dynamic load capacity ensures long-term reliability. The steel cage adds strength, making it a dependable component in renewable energy systems.

Q&A

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