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Double Row Super-Precision Cylindrical Roller Bearings NN 3019 TN9/SP

Double Row Super-Precision Cylindrical Roller Bearings NN 3019 TN9/SP

The NN 3019 TN9/SP is a double-row cylindrical roller bearing with a 95mm bore and 145mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 31950 lbf and operates smoothly at speeds up to 7000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures stable performance. The bearing functions well in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a dependable option for replacements. Suitable for applications like machine tools or industrial gearboxes where precision and durability are key.

Weighing 2.05kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number NN 3019 TN9/SP
  • Size 95 mm x 145 mm x 37 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 95 mm
  • Bore Dia Tolerance -0.010mm to 0
  • Outer Dia 145 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 37 mm
  • Width Tolerance -0.20mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1.5 mm
  • Permissible Axial Displacement(max.) 2 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 31950 lbf
  • Static Radial Load 52200 lbf
  • Max Speed 7000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 2.05 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3019 TN9/SP dimension drawing
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Features

Performance Features of NN 3019 TN9/SP Bearing

NN 3019 TN9/SP Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 31950 lbf, ensuring reliable performance in demanding conditions.

The PA66 cage keeps the rollers centred, reducing friction and enhancing durability.
With a maximum speed of 7000 rpm, it delivers efficient operation in precision applications.

NN 3019 TN9/SP Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The double-row construction provides stability, making it suitable for high-precision tasks.
Its 95 mm bore diameter and 145 mm outer diameter ensure compatibility with various machinery.

Application

Industrial Uses of NN 3019 TN9/SP Bearing
NN 3019 TN9/SP Bearing is commonly used in machine tools, where its double-row design handles high radial and axial loads with precision. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.

In automation systems, NN 3019 TN9/SP Bearing supports robotic arms and CNC machinery, thanks to its high-speed capability and stability. The chrome steel construction ensures durability even in continuous operation.

For heavy machinery like presses and rolling mills, NN 3019 TN9/SP Bearing’s combined load capacity makes it a reliable choice. Its metric sizing also simplifies integration with European and Asian equipment standards.

What Makes NN 3019 TN9/SP Bearing a Preferred Choice?
NN 3019 TN9/SP Bearing excels in applications requiring tight tolerances, such as precision spindles and measuring instruments. The PA66 cage reduces friction, enhancing performance in high-speed scenarios.

In wind turbines, NN 3019 TN9/SP Bearing’s ability to handle combined loads ensures smooth operation under varying conditions. The grease or oil lubrication options provide flexibility for different environmental needs.

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