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Double Row Super-Precision Cylindrical Roller Bearings NN 3012 KTN/SP

Double Row Super-Precision Cylindrical Roller Bearings NN 3012 KTN/SP

The NN 3012 KTN/SP is a double-row cylindrical roller bearing with a 60mm bore and 95mm outer diameter, crafted from high-quality chrome steel. It handles combined loads up to 16582 lbf and reaches speeds of 11000 RPM.

Its open design and PA66 cage ensure smooth operation, while the tapered bore allows for secure fitting. The bearing performs reliably in temperatures from -30°C to 110°C.

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

Weighing 0.65kg, it offers a robust yet compact solution. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3012 KTN/SP
  • Size 60 mm x 95 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 60 mm
  • Bore Dia Tolerance 0 to +0.015mm
  • Outer Dia 95 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 16582 lbf
  • Static Radial Load 23850 lbf
  • Max Speed 11000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.65 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3012 KTN/SP dimension drawing
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Features

Performance Features of NN 3012 KTN/SP Bearing

NN 3012 KTN/SP Bearing is designed with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 16582 lbf, ensuring reliable performance in demanding applications.

The double-row construction of NN 3012 KTN/SP Bearing provides stability and precision, even at high speeds.
With a maximum speed of 11000 rpm, it balances durability and efficiency in various conditions.

NN 3012 KTN/SP Bearing’s PA66 cage keeps the rollers centred, reducing wear and extending service life.
The open design allows for easy lubrication with grease or oil, simplifying maintenance.

NN 3012 KTN/SP Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its tapered bore design ensures secure fitting, enhancing overall performance.

Application

Industrial Uses of NN 3012 KTN/SP Bearing
NN 3012 KTN/SP Bearing is commonly used in machine tools, where its double-row design handles both radial and axial loads efficiently. The high-speed capability makes it suitable for spindle applications in CNC machines.

In automotive systems, NN 3012 KTN/SP Bearing supports gearboxes and drivetrains, ensuring smooth operation under combined loads. Its tapered bore design simplifies installation in precision components.

For robotics, NN 3012 KTN/SP Bearing provides reliable performance in articulated arms and rotary joints. The chrome steel construction ensures durability in continuous operation.

In industrial fans, NN 3012 KTN/SP Bearing’s grease lubrication option reduces maintenance needs. Its high dynamic load capacity makes it ideal for heavy-duty environments.

Medical imaging devices benefit from NN 3012 KTN/SP Bearing’s precision and low noise. The PA66 cage material minimises friction, enhancing performance in sensitive equipment.

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