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Double Row Super-Precision Cylindrical Roller Bearings NN 3020 TN9/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3020 TN9/SPW33

The NN 3020 TN9/SPW33 is a double-row cylindrical roller bearing with a 100mm bore and 150mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 33975 lbf and operates smoothly at speeds up to 6000 RPM.

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

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

Weighing 2.08kg, it offers a robust yet manageable solution for demanding environments. Compliant with RoHS and REACH standards for safe and sustainable use.

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Product Parameters

  • Part Number NN 3020 TN9/SPW33
  • Size 100 mm x 150 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 100 mm
  • Bore Dia Tolerance -0.010mm to 0
  • 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
  • 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 2.08 kg
  • Cage Material PA66 cage, roller centred
  • Width Annular Lubrication Groove Outer Ring(B1) 5.5 mm
  • Diameter Lubrication Hole (outer Ring) (K) 3 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3020 TN9/SPW33 dimension drawing
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Features

Performance Features of NN 3020 TN9/SPW33 Bearing

NN 3020 TN9/SPW33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 33975 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 6000 rpm, it balances performance and durability.

NN 3020 TN9/SPW33 Bearing’s PA66 cage keeps rollers centred, reducing friction and wear.
It operates efficiently in temperatures ranging from -30° to 110°C, adapting to various environments.

The open seal design allows for easy lubrication with grease or oil, simplifying maintenance.
Its precise tolerances ensure reliable performance in demanding industrial applications.

Application

Industrial Uses of NN 3020 TN9/SPW33 Bearing
NN 3020 TN9/SPW33 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, making it suitable for heavy-duty industrial environments.

Where Is NN 3020 TN9/SPW33 Bearing Used?
In automotive applications, NN 3020 TN9/SPW33 Bearing supports gearboxes and drivetrains, ensuring smooth operation under combined loads. Its chrome steel construction provides durability, even in high-speed scenarios.

Built for Heavy-Duty Use: NN 3020 TN9/SPW33 Bearing
For automation systems, NN 3020 TN9/SPW33 Bearing is ideal for robotic arms and CNC machines, where its precision and load capacity are key. The PA66 cage material reduces friction, enhancing performance in continuous operations.

Medical vs Industrial: Where NN 3020 TN9/SPW33 Bearing Excels
In medical imaging equipment, NN 3020 TN9/SPW33 Bearing offers reliable performance due to its high precision and stability. Meanwhile, in industrial settings, it excels in conveyor systems and heavy machinery.

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