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Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/UPVR521

Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/UPVR521

The NN 3020 KTN9/UPVR521 is a double-row cylindrical roller bearing with a 100mm tapered bore and 150mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 33975 lbf and runs smoothly at speeds up to 6000 RPM.

Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures stable performance. The bearing operates well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for precision applications like machine tools or industrial gearboxes where high radial and axial loads are present.

Weighing 2.1kg, it offers a robust yet compact solution. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3020 KTN9/UPVR521
  • Size 100 mm x 150 mm x 37 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bore Type Taper 1:12
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 100 mm
  • Bore Dia Tolerance 0 to +0.020mm
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 37 mm
  • Width Tolerance -0.10mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1.5 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 1 mm
  • Permissible Axial Displacement(max.) 2 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 33975 lbf
  • Static Radial Load 56250 lbf
  • Max Speed 6000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 2.1 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/UPVR521 dimension drawing
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Features

Performance Features of NN 3020 KTN9/UPVR521 Bearing

NN 3020 KTN9/UPVR521 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 33975 lbf, ensuring reliable performance in demanding applications.

The PA66 cage keeps the rollers centred, reducing wear and extending service life.
With a maximum speed of 6000 rpm, it balances durability and efficiency.

NN 3020 KTN9/UPVR521 Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The double-row construction provides stability and precision in high-speed applications.
Its tapered bore design ensures secure fitting and optimal load distribution.

Application

Key Fields for NN 3020 KTN9/UPVR521 Bearing
NN 3020 KTN9/UPVR521 Bearing is widely used in machine tools, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-speed operations.

In automotive applications, NN 3020 KTN9/UPVR521 Bearing supports gearboxes and drivetrains, offering stability under heavy loads. Its chrome steel construction provides durability, even in demanding conditions.

For industrial automation, NN 3020 KTN9/UPVR521 Bearing is ideal for robotic arms and precision equipment. The open seal design allows for easy lubrication, extending service life in continuous-use environments.

In wind turbines, NN 3020 KTN9/UPVR521 Bearing’s high dynamic load capacity ensures reliable performance. The grease or oil lubrication options make it adaptable to various operating conditions.

Medical imaging devices benefit from NN 3020 KTN9/UPVR521 Bearing’s precision and smooth operation. The PA66 cage reduces friction, ensuring quiet and efficient performance.

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