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21317 EK/C3 Double Row Spherical Roller Bearing
21317 EK/C3 Double Row Spherical Roller Bearing

21317 EK/C3 Double Row Spherical Roller Bearing

The 21317 EK/C3 is a double-row spherical roller bearing with an 85mm bore and 180mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 74412 lbf and runs smoothly at speeds reaching 5300 RPM.

Its open design and C3 radial clearance allow for easy lubrication, while the steel cage ensures durability. The tapered bore (1:12) simplifies installation in various setups.

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

Weighing 5.35kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s interchangeable with SKF models for seamless replacements.

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Product Parameters

  • Part Number 21317 EK/C3
  • Brand TFL
  • Interchangeable SKF
  • Size 85 x 180 x 41 mm
  • Bore Dia 85 mm
  • Bore Dia Tolerance +0.035mm to 0
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 41 mm
  • Width Tolerance -0.08mm to 0
  • Shoulder Dia Of Inner Ring 106 mm
  • Shoulder/Recess Dia Of Outer Ring 141 mm
  • Width Of Lubrication Groove 6 mm
  • Diameter Of Lubrication Hole 3 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 74412 lbf
  • Static Radial Load 84303 lbf
  • Max Speed 5300 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance C3
  • RoHs Compliant
  • REACH Compliant
  • Weight 5.35 kg
  • Price (US$) 124.73

Features

Performance Features of 21317 EK/C3 Bearing

21317 EK/C3 Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 74412 lbf, ensuring reliable performance in heavy-duty applications.

The double-row spherical roller design accommodates misalignment, reducing stress and extending service life.
With a maximum speed of 5300 rpm, it maintains efficiency even under demanding conditions.

21317 EK/C3 Bearing operates in temperatures from -30° to 200°C, suitable for various industrial environments.
The C3 radial clearance provides optimal performance, balancing thermal expansion and load distribution.

Its steel cage keeps the rollers aligned, minimising wear and ensuring smooth operation.
The tapered bore design simplifies installation, saving time and effort during assembly.

21317 EK/C3 Bearing requires regular lubrication, enhancing its longevity and reducing maintenance costs.
The open seal type allows for easy inspection and re-lubrication, ensuring consistent performance.

Application

Industrial Uses of 21317 EK/C3 Bearing
The 21317 EK/C3 Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads. Its chrome steel construction ensures durability in harsh industrial environments.

Where Is 21317 EK/C3 Bearing Used?
You’ll often find the 21317 EK/C3 Bearing in mining equipment, where its ability to withstand high loads and vibrations is essential. The tapered bore also makes it easy to mount on shafts for secure operation.

Built for Heavy-Duty Use: 21317 EK/C3 Bearing
The 21317 EK/C3 Bearing excels in paper mills and steel plants, thanks to its robust steel cage and high dynamic load capacity. Its open design allows for easy lubrication, extending service life in demanding conditions.

Automotive vs Aerospace: Applications of 21317 EK/C3 Bearing
In automotive applications, the 21317 EK/C3 Bearing supports drivetrain components, while in aerospace, it’s used in auxiliary systems requiring high reliability. Its wide temperature range suits both environments.

Practical Applications of 21317 EK/C3 Bearing
The 21317 EK/C3 Bearing is ideal for wind turbines, where its spherical rollers accommodate shaft deflections. The C3 radial clearance ensures smooth performance under thermal expansion.

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