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Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/SPVR521
Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/SPVR521

Double Row Super-Precision Cylindrical Roller Bearings NN 3020 KTN9/SPVR521

The NN 3020 KTN9/SPVR521 is a double-row cylindrical roller bearing with a 100mm bore and 150mm outer diameter, crafted from high-quality chrome steel. It handles combined loads up to 33975 lbf and reaches speeds of 6000 RPM, making it a reliable choice for precision applications.

Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures smooth operation. The bearing can tolerate axial displacement up to 2mm, adding flexibility in demanding setups.

With a tapered bore (1:12 ratio), it offers secure mounting and alignment. Ideal for machine tools or industrial gearboxes where precision and durability are key.

Weighing 2.1kg, it’s robust yet manageable. Compliant with RoHS and REACH standards, it’s a safe and efficient option for various engineering needs.

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Product Parameters

  • Part Number NN 3020 KTN9/SPVR521
  • 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
  • Bore Dia Tolerance 0 to +0.020mm
  • Outer Dia 150 mm
  • Outer Dia Tolerance -0.013mm to 0
  • Width 37 mm
  • Width Tolerance -0.20mm to 0
  • 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

Features

Performance Features of NN 3020 KTN9/SPVR521 Bearing

NN 3020 KTN9/SPVR521 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 conditions.

The double-row design of NN 3020 KTN9/SPVR521 Bearing enhances stability and load distribution.
With a maximum speed of 6000 rpm, it balances durability and efficiency for precision applications.

NN 3020 KTN9/SPVR521 Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its PA66 cage keeps the rollers centred, reducing wear and extending service life.

The open seal design of NN 3020 KTN9/SPVR521 Bearing allows for easy lubrication with grease or oil.
This feature ensures consistent performance while minimising maintenance requirements.

Application

Industrial Uses of NN 3020 KTN9/SPVR521 Bearing
NN 3020 KTN9/SPVR521 Bearing is commonly used in machine tools, where its double-row design handles both radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-speed operations.

In automotive applications, NN 3020 KTN9/SPVR521 Bearing supports gearboxes and drivetrains, offering stability under combined loads. Its chrome steel construction provides durability, even in demanding driving conditions.

For automation systems, NN 3020 KTN9/SPVR521 Bearing is ideal for robotic arms and precision machinery, thanks to its high-speed capability and minimal axial displacement. The open design allows for easy lubrication, extending service life.

Medical imaging equipment benefits from NN 3020 KTN9/SPVR521 Bearing’s smooth operation and reliability. The PA66 cage reduces friction, ensuring consistent performance in sensitive environments.

In heavy industrial settings, NN 3020 KTN9/SPVR521 Bearing excels in conveyor systems and large machinery. Its robust construction handles dynamic loads, making it a dependable choice for continuous operation.

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