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21315 E/W64 Double Row Spherical Roller Bearing
21315 E/W64 Double Row Spherical Roller Bearing

21315 E/W64 Double Row Spherical Roller Bearing

The 21315 E/W64 is a double-row spherical roller bearing with a 75mm bore and 160mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 65419 lbf and runs smoothly at speeds up to 5600 RPM.

Its open design allows for easy lubrication, while the steel cage ensures durability. The bearing operates well in temperatures ranging from -30°C to 200°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial loads are common.

Weighing 3.8kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number 21315 E/W64
  • Brand TFL
  • Interchangeable SKF
  • Size 75 x 160 x 37 mm
  • Bore Dia 75 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 160 mm
  • Outer Dia Tolerance -0.025mm to 0
  • Width 37 mm
  • Width Tolerance -0.06mm to 0
  • Shoulder Dia Of Inner Ring 101 mm
  • Shoulder/Recess Dia Of Outer Ring 133 mm
  • Width Of Lubrication Groove 6 mm
  • Diameter Of Lubrication Hole 3 mm
  • Chamfer Dimension min.2.1 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 65419 lbf
  • Static Radial Load 73063 lbf
  • Max Speed 5600 rpm
  • Lubrication Required
  • Temperature Range -30° to 200 °C
  • Radial Clearance CN
  • RoHs Compliant
  • REACH Compliant
  • Weight 3.8 kg
  • Price (US$) 118.09

Features

Performance Features of 21315 E/W64 Bearing

21315 E/W64 Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 65419 lbf, ensuring reliable operation in heavy-duty applications.

The double-row spherical roller design allows for slight misalignment, maintaining smooth performance.
With a maximum speed of 5600 rpm, it balances durability and efficiency in demanding conditions.

21315 E/W64 Bearing operates in temperatures from -30° to 200°C, suitable for various industrial environments.
The steel cage ensures proper roller alignment, reducing wear and extending service life.

Lubrication grooves and holes in 21315 E/W64 Bearing facilitate easy maintenance and consistent performance.
Its precision tolerances and radial clearance of CN provide reliable operation under varying loads.

Application

Industrial Uses of 21315 E/W64 Bearing
21315 E/W64 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 helps compensate for misalignment, ensuring smooth operation in demanding conditions.

What Makes 21315 E/W64 Bearing a Preferred Choice?
In mining equipment, 21315 E/W64 Bearing’s high dynamic load capacity makes it suitable for conveyor systems and gearboxes. Its chrome steel rollers and steel cage provide durability, even in dusty or high-temperature environments.

Built for Heavy-Duty Use: 21315 E/W64 Bearing
For wind turbines, 21315 E/W64 Bearing supports the main shaft, where its ability to handle combined loads and misalignment is crucial. The lubrication groove design ensures consistent performance, reducing maintenance needs over time.

Automotive vs Aerospace: Applications of 21315 E/W64 Bearing
In truck wheel hubs, 21315 E/W64 Bearing offers reliable performance under heavy loads and rough terrain. While not typically used in aerospace, its robust construction makes it ideal for industrial vehicles and off-road equipment.

Essential Roles of 21315 E/W64 Bearing
21315 E/W64 Bearing is found in paper mill machinery, where its high-speed capability and temperature resistance are valuable. The open design allows for easy relubrication, extending service life in continuous operation scenarios.

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