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Double Row Super-Precision Cylindrical Roller Bearings NN 3060 K/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3060 K/SPW33

The NN 3060 K/SPW33 is a double-row cylindrical roller bearing with a 300mm bore and 460mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 281250 lbf and runs smoothly at speeds up to 2000 RPM.

Its open design allows easy lubrication with grease or oil, while the tapered bore ensures a secure fit. The bearing operates well 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 machinery or industrial gearboxes where high radial and axial loads are present.

Weighing 69kg, it’s a robust unit designed for demanding applications. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3060 K/SPW33
  • Size 300 mm x 460 mm x 118 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 300 mm
  • Bore Dia Tolerance 0 to +0.035mm
  • Outer Dia 460 mm
  • Outer Dia Tolerance -0.023mm to 0
  • Width 118 mm
  • Width Tolerance -0.35mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 4 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 2 mm
  • Permissible Axial Displacement(max.) 8.9 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 281250 lbf
  • Static Radial Load 540000 lbf
  • Max Speed 2000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 69 kg
  • Width Annular Lubrication Groove Outer Ring(B1) 16.7 mm
  • Diameter Lubrication Hole (outer Ring) (K) 9 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3060 K/SPW33 dimension drawing
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Features

Performance Features of NN 3060 K/SPW33 Bearing

NN 3060 K/SPW33 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 281250 lbf, ensuring reliable performance in heavy-duty applications.

The double-row design enhances stability and load distribution, reducing wear over time.
With a maximum speed of 2000 rpm, it balances durability and efficiency in demanding conditions.

NN 3060 K/SPW33 Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, extending service life.

The tapered bore design ensures secure fitting, reducing slippage during operation.
This makes NN 3060 K/SPW33 Bearing suitable for high-precision industrial applications.

Application

Industrial Uses of NN 3060 K/SPW33 Bearing
NN 3060 K/SPW33 Bearing is commonly used in heavy machinery like rolling mills and gearboxes, 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 wind turbines, NN 3060 K/SPW33 Bearing supports the main shaft, thanks to its high dynamic load capacity and grease lubrication compatibility. Its chrome steel construction also withstands harsh outdoor conditions.

For precision machine tools, NN 3060 K/SPW33 Bearing provides stability during high-speed cutting operations. The open seal design allows for easy relubrication, extending service life in demanding environments.

What Makes NN 3060 K/SPW33 Bearing a Preferred Choice?
NN 3060 K/SPW33 Bearing is favoured in paper manufacturing equipment for its ability to handle heavy radial loads while maintaining alignment. The metric dimensions make it interchangeable with major brands like SKF.

In mining applications, NN 3060 K/SPW33 Bearing’s robust construction resists wear from abrasive particles. Its oil lubrication option ensures reliable performance even in dusty conditions.

Built for Heavy-Duty Use: NN 3060 K/SPW33 Bearing
NN 3060 K/SPW33 Bearing excels in steel production lines, where its high static load capacity supports rolling processes. The wide temperature range (-30° to 110°C) suits both hot and cold environments.

For hydroelectric turbines, NN 3060 K/SPW33 Bearing’s combined load handling ensures smooth rotation under water pressure. The annular lubrication groove simplifies maintenance in hard-to-reach areas.

Automotive vs Aerospace: Applications of NN 3060 K/SPW33 Bearing
In automotive testing rigs, NN 3060 K/SPW33 Bearing withstands repetitive stress simulations due to its durable roller material. The precise tolerances ensure consistent data collection.

For aerospace ground equipment, NN 3060 K/SPW33 Bearing’s high-speed capability (up to 2000 rpm) suits turbine testing platforms. Its lightweight design (69 kg) balances strength and portability.

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