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Double Row Super-Precision Cylindrical Roller Bearings NN 3008 TN/SP

Double Row Super-Precision Cylindrical Roller Bearings NN 3008 TN/SP

The NN 3008 TN/SP is a double-row cylindrical roller bearing with a 40mm bore and 68mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 9652 lbf and spins smoothly at speeds up to 15000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures smooth operation and long life. The bearing performs well in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Ideal for precision applications like machine tools or industrial gearboxes where high radial loads are common.

Weighing just 0.28kg, it’s lightweight yet robust for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3008 TN/SP
  • Size 40 mm x 68 mm x 21 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bore Type Cylindrical
  • For Load Direction Combined
  • Construction Double Row
  • Seal Type Open
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 68 mm
  • Outer Dia Tolerance -0.009mm to 0
  • Width 21 mm
  • Width Tolerance -0.12mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1 mm
  • Permissible Axial Displacement(max.) 1.5 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 9652 lbf
  • Static Radial Load 12600 lbf
  • Max Speed 15000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.28 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3008 TN/SP dimension drawing
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Features

Performance Features of NN 3008 TN/SP Bearing

NN 3008 TN/SP Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 9652 lbf, ensuring reliable performance in precision applications.

The double-row design of NN 3008 TN/SP Bearing enhances stability and load distribution.
With a maximum speed of 15,000 rpm, it delivers smooth operation even at high speeds.

NN 3008 TN/SP Bearing’s PA66 cage keeps rollers centred, reducing friction and wear.
Its open design allows for easy lubrication with grease or oil, extending service life.

The temperature range of -30° to 110°C ensures NN 3008 TN/SP Bearing performs well in various conditions.
Its precise tolerances and construction make it suitable for demanding industrial applications.

Application

Industrial Uses of NN 3008 TN/SP Bearing
NN 3008 TN/SP Bearing is commonly used in machine tools, where its double-row design handles combined loads with precision. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.

What Makes NN 3008 TN/SP Bearing a Preferred Choice?
In automotive applications, NN 3008 TN/SP Bearing supports gearboxes and drivetrains, offering high-speed performance up to 15000 rpm. Its chrome steel construction provides durability under heavy radial and axial loads.

Perfect Fit for Automation: NN 3008 TN/SP Bearing
For robotic arms and automated systems, NN 3008 TN/SP Bearing ensures smooth movement with minimal friction. The PA66 cage enhances stability, making it ideal for repetitive, high-precision tasks.

Medical vs Industrial: Where NN 3008 TN/SP Bearing Excels
In medical imaging devices, NN 3008 TN/SP Bearing delivers reliable performance due to its precision engineering. Meanwhile, in industrial settings, it excels in conveyor systems and heavy machinery.

How Does NN 3008 TN/SP Bearing Support High-Speed Operations?
NN 3008 TN/SP Bearing is designed for high-speed applications like spindle drives, where its grease or oil lubrication options maintain optimal performance. The temperature range of -30° to 110°C ensures versatility in various environments.

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