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Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3022 KTN9/SPW33

The NN 3022 KTN9/SPW33 is a double-row cylindrical roller bearing with a 110mm bore and 170mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 49500 lbf and reaches speeds of 6000 RPM.

Its open design and PA66 cage ensure smooth operation, while the tapered bore allows for precise alignment. The bearing works in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a reliable replacement option. Ideal for high-precision applications like machine tools or industrial gearboxes.

Weighing 3.38kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s safe for various industrial uses. Lubrication is easy with grease or oil options.

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Product Parameters

  • Part Number NN 3022 KTN9/SPW33
  • 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/SPW33 dimension drawing
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Features

Performance Features of NN 3022 KTN9/SPW33 Bearing

NN 3022 KTN9/SPW33 Bearing is designed with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 49500 lbf, ensuring reliable performance in demanding applications.

The double-row construction of NN 3022 KTN9/SPW33 Bearing provides enhanced stability and load distribution.
With a maximum speed of 6000 rpm, it balances durability and efficiency.

NN 3022 KTN9/SPW33 Bearing’s PA66 cage keeps the rollers centred, reducing wear and extending service life.
The open design allows for easy lubrication with grease or oil, suitable for various operating conditions.

NN 3022 KTN9/SPW33 Bearing operates effectively in temperatures ranging from -30° to 110 °C.
Its tapered bore design ensures secure fitting and precise alignment.

Application

Industrial Uses of NN 3022 KTN9/SPW33 Bearing
NN 3022 KTN9/SPW33 Bearing is commonly used in heavy machinery like lathes and milling machines, where its double-row design handles high radial loads with precision. The tapered bore ensures a secure fit, reducing slippage during operation.

What Makes NN 3022 KTN9/SPW33 Bearing a Preferred Choice?
In automotive applications, NN 3022 KTN9/SPW33 Bearing supports gearboxes and drivetrains, offering stability under combined loads. Its chrome steel construction provides durability, even in high-speed scenarios.

Built for Heavy-Duty Use: NN 3022 KTN9/SPW33 Bearing
For automation systems, NN 3022 KTN9/SPW33 Bearing is ideal for robotic arms and CNC machines, thanks to its low friction and high-speed capability. The open design allows for easy lubrication, extending service life.

Medical vs Industrial: Where NN 3022 KTN9/SPW33 Bearing Excels
In medical imaging devices, NN 3022 KTN9/SPW33 Bearing’s precision ensures smooth operation, while its industrial strength makes it suitable for conveyor systems. The PA66 cage reduces vibration, enhancing performance in both fields.

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