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Double Row Super-Precision Cylindrical Roller Bearings NN 3013 KTN/SPW33VR521

Double Row Super-Precision Cylindrical Roller Bearings NN 3013 KTN/SPW33VR521

The NN 3013 KTN/SPW33VR521 is a double-row cylindrical roller bearing with a 65mm bore and 100mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 17212 lbf and reaches speeds of 10000 RPM.

Its open design allows flexible lubrication with grease or oil, while the PA66 cage ensures smooth operation. The bearing performs reliably in temperatures from -30°C to 110°C.

With a tapered bore for secure fitting, it’s interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for high-precision applications like machine tools or industrial gearboxes.

Weighing 0.7kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3013 KTN/SPW33VR521
  • Size 65 mm x 100 mm x 26 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 65 mm
  • Bore Dia Tolerance 0 to +0.015mm
  • Outer Dia 100 mm
  • Outer Dia Tolerance -0.010mm to 0
  • Width 26 mm
  • Width Tolerance -0.15mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1.1 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 0.6 mm
  • Permissible Axial Displacement(max.) 1.5 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 17212 lbf
  • Static Radial Load 26100 lbf
  • Max Speed 10000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.7 kg
  • Cage Material PA66 cage, roller centred
  • Width Annular Lubrication Groove Outer Ring(B1) 3.8 mm
  • Diameter Lubrication Hole (outer Ring) (K) 2 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3013 KTN/SPW33VR521 dimension drawing
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Features

Performance Features of NN 3013 KTN/SPW33VR521 Bearing

NN 3013 KTN/SPW33VR521 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 17212 lbf, ensuring reliable performance in demanding conditions.
The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 10,000 rpm, it balances durability and efficiency.

How Does NN 3013 KTN/SPW33VR521 Bearing Reduce Friction?

NN 3013 KTN/SPW33VR521 Bearing features a roller-centred PA66 cage, minimising friction during operation.
The chrome steel construction ensures smooth movement even under heavy radial loads.
Its design includes annular lubrication grooves, allowing for efficient grease or oil distribution.
This reduces wear and maintenance needs over time.

Engineered for Precision: NN 3013 KTN/SPW33VR521 Bearing

NN 3013 KTN/SPW33VR521 Bearing is designed for high-precision applications with tight tolerances.
The taper bore design ensures secure fitting and alignment, enhancing performance.
Its double-row construction provides stability under combined loads.
The open seal type allows for easy lubrication and inspection.

Steel vs Ceramic Bearings: Strengths of NN 3013 KTN/SPW33VR521 Bearing

NN 3013 KTN/SPW33VR521 Bearing uses chrome steel for both rings and rollers, offering durability and cost-effectiveness.
The material choice ensures reliable performance in temperatures from -30° to 110°C.
Its grease or oil lubrication options provide flexibility for different operating conditions.
The design focuses on long service life and reduced maintenance requirements.

What Makes NN 3013 KTN/SPW33VR521 Bearing Suitable for High-Temperature Applications?

NN 3013 KTN/SPW33VR521 Bearing operates reliably in temperatures up to 110°C.
The chrome steel construction maintains its structural integrity under thermal stress.
Its lubrication options, including grease and oil, adapt to varying temperature conditions.
This makes it suitable for industrial applications with demanding thermal requirements.

Application

Industrial Uses of NN 3013 KTN/SPW33VR521 Bearing
NN 3013 KTN/SPW33VR521 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 automotive applications, NN 3013 KTN/SPW33VR521 Bearing supports gearboxes and drivetrains, offering reliable performance under combined loads. Its chrome steel construction provides durability, even in demanding conditions.

For automation systems, NN 3013 KTN/SPW33VR521 Bearing is ideal for robotic arms and precision equipment, thanks to its high-speed capability and low friction. The open seal design allows for easy lubrication, extending service life.

What Makes NN 3013 KTN/SPW33VR521 Bearing a Preferred Choice?
NN 3013 KTN/SPW33VR521 Bearing excels in wind turbines, where its ability to handle heavy loads and high speeds is crucial. The grease or oil lubrication options make it adaptable to various environmental conditions.

In medical imaging devices, NN 3013 KTN/SPW33VR521 Bearing ensures smooth and precise movement, essential for accurate diagnostics. The PA66 cage material reduces weight while maintaining strength.

For consumer electronics like high-end printers, NN 3013 KTN/SPW33VR521 Bearing provides quiet and reliable operation. Its compact design fits seamlessly into space-constrained assemblies.

Built for Heavy-Duty Use: NN 3013 KTN/SPW33VR521 Bearing
NN 3013 KTN/SPW33VR521 Bearing is a go-to for heavy machinery, such as mining equipment, where its robust construction withstands extreme loads. The annular lubrication groove ensures consistent performance over long periods.

In aerospace applications, NN 3013 KTN/SPW33VR521 Bearing’s precision and reliability are vital for flight control systems. The high-temperature tolerance makes it suitable for varied operational conditions.

For industrial pumps, NN 3013 KTN/SPW33VR521 Bearing reduces vibration and wear, enhancing efficiency. The metric dimensions ensure compatibility with standard components.

Light-Duty vs Heavy-Duty: Best Uses for NN 3013 KTN/SPW33VR521 Bearing
In light-duty applications like office machinery, NN 3013 KTN/SPW33VR521 Bearing offers smooth operation with minimal maintenance. Its open design allows for easy inspection and cleaning.

For heavy-duty scenarios like construction equipment, NN 3013 KTN/SPW33VR521 Bearing’s high dynamic load capacity ensures longevity. The chrome steel rollers provide excellent resistance to wear and fatigue.

In food processing equipment, NN 3013 KTN/SPW33VR521 Bearing’s compliance with RoHS and REACH standards makes it a safe choice. The grease lubrication option prevents contamination in sensitive environments.

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