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Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/UPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/UPW33

The NN 3020 KTN9/UPW33 is a double-row cylindrical roller bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles combined loads up to 33975 lbf and operates smoothly at speeds up to 6000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures stable performance. The bearing works efficiently in temperatures ranging 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 loads are present.

Weighing 2.08kg, 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 NN 3020 KTN9/UPW33
  • 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 2.08 kg
  • Cage Material PA66 cage, roller centred
  • Width Annular Lubrication Groove Outer Ring(B1) 5.5 mm
  • Diameter Lubrication Hole (outer Ring) (K) 3 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/UPW33 dimension drawing
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Features

Performance Features of NN 3020 KTN9/UPW33 Bearing

NN 3020 KTN9/UPW33 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/UPW33 Bearing works in temperatures from -30° to 110°C, making it suitable for various environments.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The double-row construction provides stability, handling both radial and axial loads effectively.
Precision tolerances ensure smooth operation, even at high speeds.

Application

Industrial Uses of NN 3020 KTN9/UPW33 Bearing
NN 3020 KTN9/UPW33 Bearing is commonly 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/UPW33 Bearing supports gearboxes and drivetrains, offering stability under heavy loads. Its chrome steel construction provides durability, making it suitable for long-term use in demanding conditions.

For automation systems, NN 3020 KTN9/UPW33 Bearing is ideal for robotic arms and precision equipment, thanks to its high-speed capability and low friction. The open design allows for easy lubrication, ensuring smooth performance over time.

What Makes NN 3020 KTN9/UPW33 Bearing a Preferred Choice?
NN 3020 KTN9/UPW33 Bearing excels in wind turbines, where its ability to handle combined loads and high speeds is crucial. The PA66 cage reduces weight while maintaining strength, enhancing overall efficiency.

In medical imaging devices, NN 3020 KTN9/UPW33 Bearing provides reliable performance due to its precision engineering. The grease or oil lubrication options make it adaptable to various operational environments.

Built for Heavy-Duty Use: NN 3020 KTN9/UPW33 Bearing
NN 3020 KTN9/UPW33 Bearing is a solid choice for conveyor systems, where its robust design withstands continuous operation. The metric dimensions ensure compatibility with a wide range of industrial equipment.

For 3D printers, NN 3020 KTN9/UPW33 Bearing offers smooth motion control, essential for accurate printing. Its temperature range allows it to perform reliably in both heated and cooled environments.

Automotive vs Aerospace: Applications of NN 3020 KTN9/UPW33 Bearing
In automotive settings, NN 3020 KTN9/UPW33 Bearing is often found in transmissions, handling high torque with ease. The aerospace industry values it for landing gear systems, where precision and reliability are paramount.

For industrial fans, NN 3020 KTN9/UPW33 Bearing ensures quiet and efficient operation. Its dynamic load capacity makes it suitable for applications requiring consistent performance under varying conditions.

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