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Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/UPVR522

Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/UPVR522

The NN 3022 KTN9/UPVR522 is a double-row cylindrical roller bearing with a 110mm bore and 170mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 49500 lbf and spins smoothly at speeds up to 6000 RPM.

Its open design and PA66 cage ensure durability and easy maintenance, while the tapered bore allows for precise mounting. The bearing operates reliably in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for heavy-duty machinery like gearboxes or industrial equipment where high radial and axial loads are present.

Weighing 3.4kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number NN 3022 KTN9/UPVR522
  • Size 110 mm x 170 mm x 45 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 110 mm
  • Bore Dia Tolerance 0 to +0.020mm
  • Outer Dia 170 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 45 mm
  • Width Tolerance -0.10mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 2 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 1.1 mm
  • Permissible Axial Displacement(max.) 3 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 49500 lbf
  • Static Radial Load 81000 lbf
  • Max Speed 6000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 3.4 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/UPVR522 dimension drawing
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Features

Performance Features of NN 3022 KTN9/UPVR522 Bearing

NN 3022 KTN9/UPVR522 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 49,500 lbf, making it suitable for heavy-duty applications.

The double-row design enhances stability and load distribution, ensuring smooth operation.
With a maximum speed of 6,000 rpm, it balances performance and durability in demanding conditions.

NN 3022 KTN9/UPVR522 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
The PA66 cage keeps rollers centred, reducing friction and extending service life.

Its open design allows for easy lubrication with grease or oil, minimising maintenance needs.
The tapered bore ensures secure fitting, enhancing reliability in high-precision applications.

Application

Industrial Uses of NN 3022 KTN9/UPVR522 Bearing
NN 3022 KTN9/UPVR522 Bearing is commonly used in heavy machinery like lathes and milling machines, where its double-row design handles combined radial and axial loads efficiently. The open seal type allows for easy lubrication, extending its service life in demanding conditions.

What Makes NN 3022 KTN9/UPVR522 Bearing a Preferred Choice?
In automotive applications, NN 3022 KTN9/UPVR522 Bearing supports high-speed components such as gearboxes and drivetrains, thanks to its tapered bore for secure fitting. The chrome steel construction ensures durability even under continuous operation.

Built for Heavy-Duty Use: NN 3022 KTN9/UPVR522 Bearing
For robotics and automation, NN 3022 KTN9/UPVR522 Bearing provides precise movement in robotic arms and CNC machines. Its PA66 cage material reduces friction, making it suitable for high-speed rotations.

Medical vs Industrial: Where NN 3022 KTN9/UPVR522 Bearing Excels
In medical imaging equipment, NN 3022 KTN9/UPVR522 Bearing offers reliable performance due to its high load capacity and smooth operation. However, it’s equally effective in industrial settings like conveyor systems, where robustness is key.

Essential Roles of NN 3022 KTN9/UPVR522 Bearing
NN 3022 KTN9/UPVR522 Bearing is ideal for wind turbines, where its ability to handle dynamic loads ensures consistent energy production. The grease or oil lubrication options make it adaptable to various environmental conditions.

Q&A

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