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Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/SPVR522

Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/SPVR522

The NN 3022 KTN9/SPVR522 is a double-row cylindrical roller bearing with a 110mm bore and 170mm outer diameter, crafted from high-quality chrome steel. It handles combined loads up to 49500 lbf and reaches speeds of 6000 RPM, making it a robust choice for demanding applications.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures smooth operation. The bearing operates reliably in temperatures from -30°C to 110°C, suitable for various industrial environments.

With a taper bore design (1:12), it offers secure mounting and alignment. The double-row construction provides excellent radial load capacity, ideal for machine tools or gearboxes where precision is key.

Weighing 3.4kg, it’s built for durability without compromising performance. Compliant with RoHS and REACH standards, it’s a safe and reliable option for engineers and maintenance teams.

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Product Parameters

  • Part Number NN 3022 KTN9/SPVR522
  • 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 -0.013mm to 0
  • Width 45 mm
  • Width Tolerance -0.20mm 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/SPVR522 dimension drawing
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Features

Performance Features of NN 3022 KTN9/SPVR522 Bearing

NN 3022 KTN9/SPVR522 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 demanding industrial applications.

The double-row cylindrical design ensures stability and precision, even at high speeds up to 6,000 rpm.
With a PA66 cage, NN 3022 KTN9/SPVR522 Bearing maintains roller alignment for smooth operation.

NN 3022 KTN9/SPVR522 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with either grease or oil, reducing maintenance needs.

The tapered bore design of NN 3022 KTN9/SPVR522 Bearing ensures secure fitting and alignment.
This feature enhances performance in applications requiring high precision and reliability.

Application

Industrial Uses of NN 3022 KTN9/SPVR522 Bearing
NN 3022 KTN9/SPVR522 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 automation systems, NN 3022 KTN9/SPVR522 Bearing supports robotic arms, providing smooth movement and precision. Its chrome steel construction offers durability, even in continuous operation scenarios.

For heavy machinery, NN 3022 KTN9/SPVR522 Bearing’s high dynamic load capacity makes it suitable for applications like presses and rolling mills. The open seal design allows for easy lubrication, extending service life.

What Makes NN 3022 KTN9/SPVR522 Bearing a Preferred Choice?
NN 3022 KTN9/SPVR522 Bearing is ideal for wind turbines, where its combined load capability and high-speed performance are essential. The PA66 cage reduces friction, enhancing efficiency in demanding conditions.

In medical imaging devices, NN 3022 KTN9/SPVR522 Bearing’s precision ensures accurate positioning of components. The grease or oil lubrication options provide flexibility for different operational environments.

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