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Double Row Super-Precision Cylindrical Roller Bearings NN 3064 K/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3064 K/SPW33

The NN 3064 K/SPW33 is a double-row cylindrical roller bearing with a 320mm bore and 480mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 297000 lbf and runs smoothly at speeds up to 2000 RPM.

Its open design allows easy lubrication with grease or oil, while the tapered bore ensures a secure fit. The bearing operates well in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a reliable choice for replacements. Ideal for heavy-duty applications like industrial machinery or large gearboxes where precision and durability are key.

Weighing 73kg, it’s built for robust performance in demanding environments. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The double-row design provides extra stability, and the 121mm width offers ample support for high radial loads. The 9mm lubrication holes make maintenance straightforward.

Perfect for scenarios requiring precise axial displacement, with a permissible limit of 8.9mm. Its chrome steel rollers ensure long-lasting performance under heavy stress.

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Product Parameters

  • Part Number NN 3064 K/SPW33
  • Size 320 mm x 480 mm x 121 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 320 mm
  • Bore Dia Tolerance 0 to +0.040mm
  • Outer Dia 480 mm
  • Outer Dia Tolerance -0.023mm to 0
  • Width 121 mm
  • Width Tolerance -0.40mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 4 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 6 mm
  • Permissible Axial Displacement(max.) 8.9 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 297000 lbf
  • Static Radial Load 585000 lbf
  • Max Speed 2000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 73 kg
  • Width Annular Lubrication Groove Outer Ring(B1) 16.7 mm
  • Diameter Lubrication Hole (outer Ring) (K) 9 mm
Double Row Super-Precision Cylindrical Roller Bearings NN 3064 K/SPW33 dimension drawing
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Features

Performance Features of NN 3064 K/SPW33 Bearing

NN 3064 K/SPW33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 297,000 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 2,000 rpm, it balances performance and durability in demanding conditions.

NN 3064 K/SPW33 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open design allows for flexible lubrication options, either grease or oil, to suit different needs.

The tapered bore design simplifies installation and ensures secure fitting.
This feature, combined with precise tolerances, enhances the bearing’s reliability and longevity.

Application

Industrial Uses of NN 3064 K/SPW33 Bearing
NN 3064 K/SPW33 Bearing is commonly used in heavy machinery like rolling mills and gearboxes, where its double-row design handles combined radial and axial loads efficiently. The tapered bore ensures a secure fit, reducing slippage during high-speed operations.

Where Is NN 3064 K/SPW33 Bearing Used?
In wind turbines, NN 3064 K/SPW33 Bearing supports the main shaft, thanks to its high dynamic load capacity and grease lubrication compatibility. Its chrome steel construction also withstands harsh outdoor conditions.

Built for Heavy-Duty Use: NN 3064 K/SPW33 Bearing
NN 3064 K/SPW33 Bearing excels in paper manufacturing equipment, where its open design allows for easy lubrication and maintenance. The wide temperature range makes it suitable for both hot and cold environments.

Automotive vs Aerospace: Applications of NN 3064 K/SPW33 Bearing
In automotive testing rigs, NN 3064 K/SPW33 Bearing ensures precise load distribution, while in aerospace, its high-speed capability suits auxiliary power units. The metric sizing aligns with global standards.

Perfect Fit for Automation: NN 3064 K/SPW33 Bearing
NN 3064 K/SPW33 Bearing is ideal for robotic arms in assembly lines, offering smooth rotation and minimal friction. Its durable construction reduces downtime in continuous operation scenarios.

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