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Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/VM1271

Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/VM1271

The NN 3020 KTN9/VM1271 is a double-row cylindrical roller bearing with a 100mm bore and 150mm outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 33975 lbf and reaches speeds of 6000 RPM.

Its open design and PA66 cage ensure smooth operation, while the tapered bore (1:12) allows for secure fitting. The bearing performs reliably in temperatures from -30°C to 110°C.

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

Weighing 2.1kg, 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 3020 KTN9/VM1271
  • Size 100 mm x 150 mm x 37 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 100 mm
  • Outer Dia 150 mm
  • Width 37 mm
  • Chamfer Dimension Outer Ring(r1,2)(min.) 1.5 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 1 mm
  • Permissible Axial Displacement(max.) 2 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 33975 lbf
  • Static Radial Load 56250 lbf
  • Max Speed 6000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 2.1 kg
  • Cage Material PA66 cage, roller centred
Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/VM1271 dimension drawing
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Features

Performance Features of NN 3020 KTN9/VM1271 Bearing

NN 3020 KTN9/VM1271 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 33975 lbf, ensuring reliable performance in demanding applications.

The PA66 cage keeps the rollers centred, reducing wear and extending service life.
With a maximum speed of 6000 rpm, it balances durability and efficiency.

NN 3020 KTN9/VM1271 Bearing operates smoothly in temperatures 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 under heavy loads.
Its tapered bore design ensures secure fitting and precise alignment.

Application

Industrial Uses of NN 3020 KTN9/VM1271 Bearing
NN 3020 KTN9/VM1271 Bearing is commonly used in heavy machinery like lathes and milling machines, where its double-row design handles both radial and axial loads efficiently. The chrome steel construction ensures durability even in demanding industrial environments.

In automotive applications, NN 3020 KTN9/VM1271 Bearing supports high-speed components such as gearboxes and drivetrains. Its tapered bore design allows for precise mounting, making it a reliable choice for performance vehicles.

For automation systems, NN 3020 KTN9/VM1271 Bearing is ideal for robotic arms and CNC machines, where smooth operation is essential. The open seal type facilitates easy lubrication, extending the bearing’s service life in continuous-use scenarios.

Medical imaging devices also benefit from NN 3020 KTN9/VM1271 Bearing’s precision and stability. The PA66 cage material reduces friction, ensuring quiet and reliable performance in sensitive equipment.

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