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Double Row Super-Precision Cylindrical Roller Bearings NN 3026 TN9/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3026 TN9/SPW33

The NN 3026 TN9/SPW33 is a double-row cylindrical roller bearing with a 130mm bore and 200mm outer diameter, crafted from high-quality chrome steel. It handles combined loads up to 65700 lbf and operates smoothly at speeds up to 5000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures stable performance. The bearing works 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 precision applications like machine tools or industrial gearboxes where high radial loads are common.

Weighing 5.59kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number NN 3026 TN9/SPW33
  • Size 130 mm x 200 mm x 52 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 130 mm
  • Bore Dia Tolerance -0.013mm to 0
  • Outer Dia 200 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 52 mm
  • Width Tolerance -0.25mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 2 mm
  • Permissible Axial Displacement(max.) 3 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 65700 lbf
  • Static Radial Load 112500 lbf
  • Max Speed 5000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 5.59 kg
  • Cage Material PA66 cage, roller centred
  • Width Annular Lubrication Groove Outer Ring(B1) 8.3 mm
  • Diameter Lubrication Hole (outer Ring) (K) 4.5 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3026 TN9/SPW33 dimension drawing
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Features

Performance Features of NN 3026 TN9/SPW33 Bearing

NN 3026 TN9/SPW33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 65,700 lbf, making it suitable for demanding industrial applications.

The double-row cylindrical design ensures stability and precision in high-speed operations.
With a maximum speed of 5,000 rpm, it delivers reliable performance under various conditions.

NN 3026 TN9/SPW33 Bearing’s PA66 cage keeps rollers centred, reducing friction and wear.
The open seal type allows for easy lubrication with grease or oil, enhancing longevity.

Designed for a temperature range of -30° to 110°C, it performs well in diverse environments.
Its precise tolerances and robust construction ensure consistent operation over time.

Application

Industrial Uses of NN 3026 TN9/SPW33 Bearing
NN 3026 TN9/SPW33 Bearing is commonly used in heavy industrial machinery, such as large lathes and milling machines, where its double-row design handles high radial and axial loads. The open seal type allows for easy lubrication, ensuring long service life in demanding conditions.

How Does NN 3026 TN9/SPW33 Bearing Improve Performance?
In precision equipment like CNC machines, NN 3026 TN9/SPW33 Bearing’s chrome steel rollers provide smooth rotation and minimal vibration. Its PA66 cage ensures stability at high speeds, making it ideal for applications requiring accuracy.

Built for Heavy-Duty Use: NN 3026 TN9/SPW33 Bearing
NN 3026 TN9/SPW33 Bearing excels in applications like rolling mills, where its high dynamic load capacity and grease lubrication options reduce maintenance needs. The wide temperature range also makes it suitable for varied operating environments.

Automotive vs Aerospace: Applications of NN 3026 TN9/SPW33 Bearing
In automotive gearboxes, NN 3026 TN9/SPW33 Bearing handles combined loads efficiently, while in aerospace, its precision and durability support critical components. The metric sizing ensures compatibility across different industries.

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