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Double Row Super-Precision Cylindrical Roller Bearings NN 3026 KTN9/SPW33VR5212

Double Row Super-Precision Cylindrical Roller Bearings NN 3026 KTN9/SPW33VR5212

The NN 3026 KTN9/SPW33VR5212 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 with a dynamic radial capacity of 65700 lbf and spins smoothly at up to 5000 RPM.

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

With a tapered bore for secure fitting, this model is interchangeable with SKF bearings, making it a versatile choice for replacements. Ideal for heavy machinery or precision equipment where high radial loads are common.

Weighing 5.44kg, it’s built for durability in demanding conditions. Compliant with RoHS and REACH standards for safe industrial use.

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Product Parameters

  • Part Number NN 3026 KTN9/SPW33VR5212
  • 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/SPW33VR5212 dimension drawing
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Features

Performance Features of NN 3026 KTN9/SPW33VR5212 Bearing

NN 3026 KTN9/SPW33VR5212 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 65700 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 5000 rpm, it balances durability and efficiency.

NN 3026 KTN9/SPW33VR5212 Bearing works well in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with either grease or oil.

The tapered bore design ensures secure fitting and alignment.
This makes NN 3026 KTN9/SPW33VR5212 Bearing suitable for precision applications.

Application

Industrial Uses of NN 3026 KTN9/SPW33VR5212 Bearing
NN 3026 KTN9/SPW33VR5212 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 open seal type allows for easy lubrication, making it suitable for high-speed operations up to 5000 rpm.

What Makes NN 3026 KTN9/SPW33VR5212 Bearing a Preferred Choice?
In automotive applications, NN 3026 KTN9/SPW33VR5212 Bearing is ideal for gearboxes and drivetrains, thanks to its tapered bore for secure fitting. The chrome steel construction ensures durability even under combined loads, while the PA66 cage reduces friction.

Perfect Fit for Automation: NN 3026 KTN9/SPW33VR5212 Bearing
For robotic arms and automated production lines, NN 3026 KTN9/SPW33VR5212 Bearing offers precise movement with minimal vibration. Its grease or oil lubrication options provide flexibility for different operating conditions.

Medical vs Industrial: Where NN 3026 KTN9/SPW33VR5212 Bearing Excels
In medical imaging devices, NN 3026 KTN9/SPW33VR5212 Bearing’s high precision ensures smooth operation, while in industrial settings, it excels in conveyor systems. The temperature range of -30° to 110°C makes it versatile for various environments.

Where Is NN 3026 KTN9/SPW33VR5212 Bearing Used?
You’ll find NN 3026 KTN9/SPW33VR5212 Bearing in wind turbines, where its dynamic radial load capacity of 65700 lbf handles extreme conditions. The metric sizing also makes it compatible with European and Asian equipment standards.

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