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Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/SPW33VR522

Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/SPW33VR522

The NN 3022 KTN9/SPW33VR522 is a double-row cylindrical roller bearing with a 110mm bore and 170mm outer diameter, built for combined loads. Its chrome steel construction ensures durability, handling radial loads up to 49500 lbf and speeds of 6000 RPM.

The tapered bore design allows for secure fitting, while the open seal type simplifies maintenance. The PA66 cage keeps rollers centred for smooth operation, and it works in temperatures from -30°C to 110°C.

This bearing is interchangeable with SKF models, making it a versatile choice for replacements. Ideal for heavy-duty machinery like gearboxes or industrial equipment where precision and reliability are key.

Weighing 3.38kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s safe for various applications. Grease or oil lubrication options provide flexibility in maintenance.

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Product Parameters

  • Part Number NN 3022 KTN9/SPW33VR522
  • 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 3.38 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 3022 KTN9/SPW33VR522 dimension drawing
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Features

Performance Features of NN 3022 KTN9/SPW33VR522 Bearing

NN 3022 KTN9/SPW33VR522 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 enhances stability and load distribution, ensuring smooth operation.
With a maximum speed of 6,000 rpm, it balances performance and durability in high-speed environments.

NN 3022 KTN9/SPW33VR522 Bearing’s PA66 cage keeps rollers centred, reducing friction and wear.
The open seal design allows for easy lubrication with grease or oil, extending service life.

This bearing operates efficiently in temperatures ranging from -30° to 110°C, adapting to various working conditions.
Its tapered bore design ensures secure fitting, minimising axial displacement during operation.

Application

Key Fields for NN 3022 KTN9/SPW33VR522 Bearing
NN 3022 KTN9/SPW33VR522 Bearing is widely used in high-precision machine tools, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during operation.

In automotive applications, NN 3022 KTN9/SPW33VR522 Bearing supports gearboxes and drivetrains, offering stability under heavy loads. Its chrome steel construction provides durability, even in demanding conditions.

For robotics, NN 3022 KTN9/SPW33VR522 Bearing’s low friction and high-speed capability make it ideal for precision arms and automated systems. The open design allows for easy lubrication, extending service life.

In industrial fans and compressors, NN 3022 KTN9/SPW33VR522 Bearing’s high dynamic load capacity ensures reliable performance. The PA66 cage reduces weight while maintaining strength, suitable for continuous operation.

Medical imaging devices benefit from NN 3022 KTN9/SPW33VR522 Bearing’s smooth rotation and minimal vibration. Its compliance with RoHS and REACH standards makes it safe for sensitive environments.

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