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Double Row Super-Precision Cylindrical Roller Bearings NN 3024 KTN9/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3024 KTN9/SPW33

The NN 3024 KTN9/SPW33 is a double-row cylindrical roller bearing with a 120mm bore and 180mm outer diameter, crafted from high-quality chrome steel. It handles combined loads up to 51525 lbf and operates smoothly at speeds up to 5000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures stable performance. The bearing can withstand temperatures from -30°C to 110°C, making it versatile for various conditions.

The tapered bore design (1:12) ensures secure fitting, and the double-row construction provides excellent load distribution. Ideal for precision applications like machine tools or industrial gearboxes where reliability is key.

Weighing 3.73kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards, it’s a safe choice for demanding environments. Interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number NN 3024 KTN9/SPW33
  • Size 120 mm x 180 mm x 46 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 120 mm
  • Bore Dia Tolerance 0 to +0.020mm
  • Outer Dia 180 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 46 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 51525 lbf
  • Static Radial Load 87750 lbf
  • Max Speed 5000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 3.73 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 3024 KTN9/SPW33 dimension drawing
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Features

Performance Features of NN 3024 KTN9/SPW33 Bearing

NN 3024 KTN9/SPW33 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 51,525 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 5,000 rpm, it balances durability and efficiency.

NN 3024 KTN9/SPW33 Bearing works well 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 of NN 3024 KTN9/SPW33 Bearing provides stability and precision.
Its tapered bore design ensures secure fitting, enhancing overall performance.

Application

Industrial Uses of NN 3024 KTN9/SPW33 Bearing
NN 3024 KTN9/SPW33 Bearing is commonly used in heavy machinery like lathes and milling machines, where its double-row design handles high radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during operation.

In automotive applications, NN 3024 KTN9/SPW33 Bearing supports gearboxes and drivetrains, providing stability under combined loads. Its chrome steel construction offers durability, making it suitable for high-speed rotations.

For automation systems, NN 3024 KTN9/SPW33 Bearing is ideal for robotic arms and precision equipment, thanks to its low friction and high load capacity. The open design allows for easy lubrication, extending service life in demanding environments.

Medical imaging devices benefit from NN 3024 KTN9/SPW33 Bearing’s precision and smooth operation, ensuring accurate performance in critical applications. The PA66 cage material reduces wear, maintaining reliability over time.

In consumer electronics, NN 3024 KTN9/SPW33 Bearing can be found in high-performance printers and industrial fans, where its balanced design minimizes vibration and noise. The metric sizing ensures compatibility with a wide range of equipment.

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