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21319 KM Double Row Spherical Roller Bearing
21319 KM Double Row Spherical Roller Bearing

21319 KM Double Row Spherical Roller Bearing

The 21319 KM is a double-row spherical roller bearing with a 95mm bore and 200mm outer diameter, crafted from robust chrome steel. It handles combined loads up to 97342 lbf and operates smoothly at speeds up to 4500 RPM.

Its spherical roller design accommodates misalignment, while the steel cage ensures durability. The open construction allows for easy lubrication, with grooves and holes designed for efficient maintenance.

This bearing is interchangeable with SKF models, making it a reliable replacement option. Suitable for heavy-duty applications like industrial gearboxes or mining equipment where high radial loads are present.

Weighing 7.2kg, it’s built to withstand temperatures from -30°C to 200°C. Compliant with RoHS and REACH standards for safe and environmentally friendly use.

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Product Parameters

  • Part Number 21319 KM
  • Brand TFL
  • Interchangeable SKF
  • Size 95 x 200 x 45 mm
  • Bore Dia 95 mm
  • Bore Dia Tolerance +0.035mm to 0
  • Outer Dia 200 mm
  • Outer Dia Tolerance -0.030mm to 0
  • Width 45 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 7.2 kg
  • Price (US$) 102.06

Features

Performance Features of 21319 KM Bearing

21319 KM Bearing is built with chrome steel rings and rollers, offering excellent resistance to combined loads.
Its dynamic radial load capacity reaches 97342 lbf, making it suitable for heavy-duty applications.

The double-row spherical roller design ensures smooth operation even under misalignment conditions.
With a maximum speed of 4500 rpm, it delivers reliable performance in high-speed environments.

21319 KM Bearing operates efficiently in temperatures ranging from -30° to 200°C.
The steel cage maintains roller alignment, reducing friction and extending service life.

Lubrication grooves and holes in 21319 KM Bearing ensure consistent lubrication for optimal performance.
Its tapered bore design simplifies installation and enhances stability during operation.

Application

Industrial Uses of 21319 KM Bearing
21319 KM Bearing is commonly used in heavy machinery like crushers and vibrating screens, where its double-row spherical design handles misalignment and heavy radial loads effortlessly.
The tapered bore ensures a secure fit on shafts, reducing slippage during high-torque operations.

Where Is 21319 KM Bearing Used?
You’ll find 21319 KM Bearing in mining equipment, where its robust construction withstands harsh conditions like dust and extreme loads.
Its high dynamic radial load capacity makes it ideal for conveyor systems that run continuously.

Built for Heavy-Duty Use: 21319 KM Bearing
21319 KM Bearing excels in paper mills, supporting rollers that endure constant stress and moisture.
The chrome steel rollers and cage provide long-lasting performance, even in high-temperature environments.

Automotive vs Aerospace: Applications of 21319 KM Bearing
In automotive applications, 21319 KM Bearing is used in truck wheel hubs, offering reliability under heavy loads.
For aerospace, its precision and durability make it suitable for ground support equipment like cargo loaders.

Essential Roles of 21319 KM Bearing
21319 KM Bearing is a go-to for wind turbines, where its spherical rollers accommodate shaft deflection caused by wind forces.
The lubrication groove design ensures smooth operation, even in remote or hard-to-access locations.

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