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Double Row Cylindrical Roller Bearings NNU 41/500 M/W33
Double Row Cylindrical Roller Bearings NNU 41/500 M/W33

Double Row Cylindrical Roller Bearings NNU 41/500 M/W33

The NNU 41/500 M/W33 is a double-row cylindrical roller bearing with a large 500mm bore and 830mm outer diameter, designed for heavy-duty applications. It handles combined loads, with a dynamic radial load capacity of 1,683,000 lbf and a static radial load of 3,375,000 lbf.

Its robust design includes a W33 lubrication groove for easy greasing or oiling, ensuring smooth operation at speeds up to 1000 RPM. The bearing can tolerate axial displacement up to 14.1mm, making it versatile for various setups.

Built to last, it operates in temperatures from -30°C to 110°C and complies with RoHS and REACH standards. Ideal for industrial machinery like rolling mills or large gearboxes where high load capacity is essential.

With chamfered edges on both inner and outer rings (7.5mm), installation and alignment are straightforward. Its interchangeability with SKF bearings adds convenience for replacements.

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Product Parameters

  • Part Number NNU 41/500 M/W33
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 500 mm
  • Outer Dia 830 mm
  • Width 325mm
  • Chamfer Dimension Outer Ring(r1,2)(min.) 7.5 mm
  • Chamfer Dimension Inner Ring(r3,4)(min.) 7.5 mm
  • Permissible Axial Displacement(max.) 14.1 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Dynamic Radial Load 1683000 lbf
  • Static Radial Load 3375000 lbf
  • Max Speed 1000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant

Features

Performance Features of NNU 41/500 M/W33 Bearing

NNU 41/500 M/W33 Bearing is built for combined load applications, with a dynamic radial load capacity of 1,683,000 lbf.
Its double-row cylindrical roller design ensures stability and efficiency under heavy loads.

The bearing operates smoothly within a temperature range of -30° to 110°C, making it versatile for various environments.
With a maximum speed of 1,000 rpm, it balances performance and durability.

NNU 41/500 M/W33 Bearing’s chamfer dimensions and permissible axial displacement enhance its ease of installation.
It is compatible with both grease and oil lubrication, reducing maintenance requirements.

The bearing’s robust construction and high static radial load capacity of 3,375,000 lbf ensure long service life.
Its metric sizing and interchangeability with SKF models make it a practical choice for industrial applications.

Application

Industrial Uses of NNU 41/500 M/W33 Bearing
NNU 41/500 M/W33 Bearing is commonly used in heavy machinery like rolling mills and large gearboxes, where its double-row design handles high radial and axial loads efficiently. The W33 lubrication groove ensures smooth operation even in demanding conditions.

Where Is NNU 41/500 M/W33 Bearing Used?
In wind turbines, NNU 41/500 M/W33 Bearing supports the main shaft, offering reliability under variable loads and harsh weather. Its large bore size makes it ideal for heavy industrial applications.

Built for Heavy-Duty Use: NNU 41/500 M/W33 Bearing
NNU 41/500 M/W33 Bearing excels in mining equipment, where its robust construction withstands extreme loads and vibrations. The grease or oil lubrication options provide flexibility for different operating environments.

Automotive vs Aerospace: Applications of NNU 41/500 M/W33 Bearing
While NNU 41/500 M/W33 Bearing is too large for most automotive uses, it’s perfect for aerospace landing gear systems, where precision and durability are critical. The high static load capacity ensures safety in heavy-load scenarios.

Perfect Fit for Automation: NNU 41/500 M/W33 Bearing
In automated production lines, NNU 41/500 M/W33 Bearing ensures smooth movement of large robotic arms. Its combined load capability makes it versatile for various industrial automation tasks.

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