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21314 E Double Row Spherical Roller Bearing
21314 E Double Row Spherical Roller Bearing

21314 E Double Row Spherical Roller Bearing

The 21314 E is a double-row spherical roller bearing with a 70mm bore and 150mm 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 combined loads are common.

Weighing 3.15kg, 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 21314 E
  • Brand TFL
  • Interchangeable SKF
  • Size 70 x 150 x 35 mm
  • Bore Dia 70 mm
  • Bore Dia Tolerance -0.015mm to 0
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.018mm to 0
  • Width 35 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 3.15 kg
  • Price (US$) 60.27

Features

Performance Features of 21314 E Bearing

21314 E Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 65419 lbf, ensuring reliable performance in heavy-duty applications.

The double-row spherical roller design allows for slight misalignment, reducing stress on the bearing.
With a maximum speed of 5600 rpm, it balances durability and efficiency in demanding conditions.

21314 E Bearing operates in temperatures from -30° to 200°C, making it suitable for various environments.
The steel cage maintains roller alignment, enhancing longevity and reducing maintenance needs.

Application

Industrial Uses of 21314 E Bearing
21314 E Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads. The chrome steel construction ensures durability in harsh industrial environments.

In automotive applications, 21314 E Bearing supports components such as truck axles and transmissions, providing reliable performance under combined loads. Its high dynamic radial load capacity makes it suitable for long-haul vehicles.

For mining equipment, 21314 E Bearing’s robust design withstands extreme conditions, ensuring smooth operation in conveyors and excavators. The steel cage enhances stability, even under continuous heavy use.

Where Is 21314 E Bearing Used?
You’ll find 21314 E Bearing in wind turbines, where its ability to handle misalignment and high loads is crucial for efficient energy generation. The open design allows for easy lubrication, extending service life.

In paper mills, 21314 E Bearing supports rollers and drying cylinders, ensuring consistent performance under high temperatures. Its metric sizing simplifies integration into European and Asian machinery.

Built for Heavy-Duty Use: 21314 E Bearing
21314 E Bearing excels in construction equipment like cranes and bulldozers, where its combined load capacity and durability are essential. The wide temperature range ensures reliability in varying climates.

For agricultural machinery, 21314 E Bearing handles the demands of tractors and harvesters, providing smooth operation in dusty conditions. The steel cage and chrome steel rollers offer long-lasting performance.

Automotive vs Aerospace: Applications of 21314 E Bearing
In automotive systems, 21314 E Bearing is ideal for heavy-duty trucks and buses, where its high load capacity and durability are key. The spherical design compensates for shaft misalignment.

For aerospace ground equipment, 21314 E Bearing supports maintenance tools and loading systems, ensuring precision and reliability. Its compliance with RoHS and REACH standards makes it a safe choice for various industries.

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