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Double Row Super-Precision Cylindrical Roller Bearings NN 3026 KTN9/SPW33VR592

Double Row Super-Precision Cylindrical Roller Bearings NN 3026 KTN9/SPW33VR592

The NN 3026 KTN9/SPW33VR592 is a double-row cylindrical roller bearing with a 130mm bore and 200mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 65700 lbf and reaches speeds of 5000 RPM.

Its open design allows for easy lubrication with grease or oil, while the PA66 cage ensures smooth operation. The bearing works in temperatures from -30°C to 110°C, making it versatile for various conditions.

With a tapered bore for secure fitting, this model is interchangeable with SKF bearings, ideal for precision applications like machine tools or industrial gearboxes. Weighing 5.44kg, it’s robust yet manageable for its size.

Compliant with RoHS and REACH standards, it’s a reliable choice for demanding environments where precision and durability are key.

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Product Parameters

  • Part Number NN 3026 KTN9/SPW33VR592
  • Size 130 mm x 200 mm x 52 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 130 mm
  • Bore Dia Tolerance 0 to +0.025mm
  • 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
  • Chamfer Dimension Inner Ring(r3,4)(min.) 1.1 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 5.44 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 KTN9/SPW33VR592 dimension drawing
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Features

Performance Features of NN 3026 KTN9/SPW33VR592 Bearing

NN 3026 KTN9/SPW33VR592 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 65700 lbf, ensuring reliable performance in demanding conditions.

The double-row design enhances stability, making it suitable for precision applications.
With a maximum speed of 5000 rpm, it balances durability and efficiency.

NN 3026 KTN9/SPW33VR592 Bearing operates smoothly in temperatures from -30° to 110°C.
Its PA66 cage keeps rollers centred, reducing wear and extending service life.

The open seal design allows for easy lubrication with grease or oil.
This ensures minimal maintenance and consistent performance over time.

Application

Industrial Uses of NN 3026 KTN9/SPW33VR592 Bearing
NN 3026 KTN9/SPW33VR592 Bearing is commonly used in heavy machinery like industrial gearboxes and large pumps, where its double-row design handles combined loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-speed operations.

How Does NN 3026 KTN9/SPW33VR592 Bearing Improve Performance?
In precision applications such as machine tool spindles, NN 3026 KTN9/SPW33VR592 Bearing offers excellent radial stiffness and smooth rotation. Its chrome steel construction and PA66 cage provide durability and reduced friction, even at speeds up to 5000 rpm.

Built for Heavy-Duty Use: NN 3026 KTN9/SPW33VR592 Bearing
This bearing excels in wind turbine systems, where its high dynamic radial load capacity (65700 lbf) ensures reliable performance under harsh conditions. The open design allows for easy lubrication, extending service life in demanding environments.

Automotive vs Aerospace: Applications of NN 3026 KTN9/SPW33VR592 Bearing
In automotive drivetrains, NN 3026 KTN9/SPW33VR592 Bearing supports high-torque requirements, while in aerospace, its precision and temperature stability make it suitable for auxiliary systems. The metric sizing ensures compatibility with global engineering standards.

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