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Double Row Super-Precision Cylindrical Roller Bearings NN 3011 TN/SP

Double Row Super-Precision Cylindrical Roller Bearings NN 3011 TN/SP

The NN 3011 TN/SP is a double-row cylindrical roller bearing with a 55mm bore and 90mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 15592 lbf and reaches speeds of 12000 RPM, making it a versatile choice.

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

This model is interchangeable with SKF bearings, offering a practical replacement option. Ideal for precision machinery like spindles or gearboxes where high radial loads are common.

Weighing 0.6kg, it balances durability with manageable size. Compliant with RoHS and REACH standards for safe industrial use.

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Product Parameters

  • Part Number NN 3011 TN/SP
  • Size 55 mm x 90 mm x 26 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 55 mm
  • Bore Dia Tolerance -0.009mm to 0
  • Outer Dia 90 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
  • Permissible Axial Displacement(max.) 1.5 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 15592 lbf
  • Static Radial Load 21712 lbf
  • Max Speed 12000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.6 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3011 TN/SP dimension drawing
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Features

Performance Features of NN 3011 TN/SP Bearing

NN 3011 TN/SP Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 15592 lbf, making it suitable for heavy-duty applications.

The double-row design enhances stability and load distribution, ensuring smooth operation.
With a maximum speed of 12000 rpm, it delivers reliable performance in high-speed conditions.

NN 3011 TN/SP Bearing operates efficiently in temperatures ranging from -30° to 110°C.
The PA66 cage keeps the rollers centred, reducing friction and extending service life.

Its open seal design allows for easy lubrication with grease or oil.
The precise tolerances ensure consistent performance in demanding environments.

Application

Industrial Uses of NN 3011 TN/SP Bearing
NN 3011 TN/SP Bearing is commonly used in machine tools, where its double-row design handles high radial loads with precision. The open seal type allows for easy lubrication, making it suitable for continuous operation.

In automotive applications, NN 3011 TN/SP Bearing supports gearboxes and drivetrains, ensuring smooth performance under combined loads. Its chrome steel construction provides durability in demanding conditions.

For automation systems, NN 3011 TN/SP Bearing is ideal for robotic arms and CNC machines, thanks to its high-speed capability. The PA66 cage ensures quiet operation, which is essential in precision environments.

What Makes NN 3011 TN/SP Bearing a Preferred Choice?
NN 3011 TN/SP Bearing excels in medical imaging equipment, where its super-precision design ensures accurate movement. The grease or oil lubrication options make it adaptable to various maintenance schedules.

In consumer electronics, NN 3011 TN/SP Bearing can be found in high-performance printers, where its stability reduces vibration. The metric dimensions ensure compatibility with a wide range of devices.

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