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Double Row Super-Precision Cylindrical Roller Bearings NN 3080 K/SPW33

Double Row Super-Precision Cylindrical Roller Bearings NN 3080 K/SPW33

The NN 3080 K/SPW33 is a double-row cylindrical roller bearing with a 400mm bore and 600mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 486,000 lbf and runs smoothly at speeds up to 1000 RPM.

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

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

Weighing 135kg, it’s robust yet designed for efficient performance. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NN 3080 K/SPW33
  • Size 400 mm x 600 mm x 148 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 400 mm
  • Bore Dia Tolerance 0 to +0.040mm
  • Outer Dia 600 mm
  • Outer Dia Tolerance -0.028mm to 0
  • Width 148 mm
  • Width Tolerance -0.40mm to 0
  • Chamfer Dimension Outer Ring(r1,2)(min.) 5 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 2.5 mm
  • Permissible Axial Displacement(max.) 12.4 mm
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Dynamic Radial Load 486000 lbf
  • Static Radial Load 1012500 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 135 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 3080 K/SPW33 dimension drawing
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Features

Performance Features of NN 3080 K/SPW33 Bearing

NN 3080 K/SPW33 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 486,000 lbf, making it suitable for heavy-duty applications.

The double-row cylindrical design ensures stability and precision in demanding conditions.
With a maximum speed of 1,000 rpm, it balances performance and durability.

NN 3080 K/SPW33 Bearing operates efficiently in temperatures ranging from -30° to 110°C.
Its open seal type allows for easy lubrication with grease or oil.

The tapered bore design simplifies installation and alignment.
This reduces setup time and ensures optimal performance.

Application

Industrial Uses of NN 3080 K/SPW33 Bearing
NN 3080 K/SPW33 Bearing is commonly used in heavy machinery like rolling mills and large gearboxes, where its double-row design handles high radial and axial loads effortlessly. The chrome steel construction ensures long-lasting performance even in demanding industrial environments.

In automotive applications, NN 3080 K/SPW33 Bearing supports large drivetrain components, providing stability under combined loads. Its taper bore design simplifies installation, making it a reliable choice for high-performance vehicles.

For precision equipment like CNC machines, NN 3080 K/SPW33 Bearing’s super-precision engineering ensures smooth operation. The open seal type allows for easy lubrication, maintaining efficiency in continuous-use scenarios.

Where Is NN 3080 K/SPW33 Bearing Used?
NN 3080 K/SPW33 Bearing excels in wind turbine systems, where its ability to handle dynamic loads is crucial. The grease or oil lubrication options adapt to various operational conditions, ensuring reliability in remote locations.

In robotics, NN 3080 K/SPW33 Bearing provides the necessary precision for articulated arms and heavy-duty automation. Its wide temperature range makes it suitable for diverse industrial settings.

Built for Heavy-Duty Use: NN 3080 K/SPW33 Bearing
NN 3080 K/SPW33 Bearing is ideal for mining equipment, where its robust design withstands extreme loads and harsh conditions. The high static radial load capacity ensures durability in challenging environments.

For paper manufacturing machinery, NN 3080 K/SPW33 Bearing offers consistent performance under high speeds. Its annular lubrication groove simplifies maintenance, reducing downtime in production lines.

Automotive vs Aerospace: Applications of NN 3080 K/SPW33 Bearing
In automotive systems, NN 3080 K/SPW33 Bearing supports large transmissions, handling combined loads with ease. The metric sizing ensures compatibility with global vehicle designs.

For aerospace applications, NN 3080 K/SPW33 Bearing’s precision and reliability are vital in landing gear systems. Its temperature tolerance ensures performance in varying flight conditions.

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