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Single Row Cylindrical Roller Bearings With Inner Ring NU 256 M
Single Row Cylindrical Roller Bearings With Inner Ring NU 256 M

Single Row Cylindrical Roller Bearings With Inner Ring NU 256 M

The NU 256 M is a single row cylindrical roller bearing with a 280mm bore and 500mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 267750 lbf and runs smoothly at speeds up to 2000 RPM.

Its brass cage keeps rollers centred for even load distribution, while the open design allows easy lubrication with grease or oil. The bearing operates well 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 or industrial equipment where high radial loads are common.

Weighing 71.5kg, it’s robust and durable for demanding applications. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NU 256 M
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 280 mm
  • Bore Dia Tolerance -0.035mm to 0
  • Outer Dia 500 mm
  • Outer Dia Tolerance -0.045mm to 0
  • Width 80 mm
  • Width Tolerance -0.35mm to 0
  • Chamfer Dimension r1,2(min.) 5 mm
  • Permissible Axial Displacement(max.) 3.8 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type With Inner Ring
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Brass cage, roller centred
  • Dynamic Radial Load 267750 lbf
  • Static Radial Load 405000 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 2000 rpm
  • Weight 71.5 kg
  • Shoulder Dia Of Outer Ring 417 mm
  • Raceway Diameter Of Inner Ring 340 mm

Features

Performance Features of NU 256 M Bearing

NU 256 M Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 267750 lbf, making it suitable for heavy-duty applications.

The brass cage keeps the rollers centred, ensuring smooth operation and reducing wear.
With a maximum speed of 2000 rpm, it delivers reliable performance in various conditions.

NU 256 M Bearing operates efficiently within a temperature range of -30° to 110 °C.
Its open design allows for easy lubrication with grease or oil, enhancing longevity.

The precise chamfer dimensions of 5 mm ensure easy installation and alignment.
This bearing is ideal for applications requiring high radial load capacity and durability.

Application

Industrial Uses of NU 256 M Bearing
NU 256 M Bearing is commonly used in heavy machinery like industrial gearboxes and large electric motors, where its cylindrical roller design handles high radial loads efficiently. The brass cage ensures smooth operation even at speeds up to 2000 rpm.

Where Is NU 256 M Bearing Used?
You’ll often find NU 256 M Bearing in mining equipment and construction machinery, thanks to its robust chrome steel construction. Its open design allows for easy lubrication, making it ideal for harsh environments.

Built for Heavy-Duty Use: NU 256 M Bearing
NU 256 M Bearing excels in applications like steel mills and paper processing plants, where combined loads are common. The metric dimensions ensure compatibility with a wide range of industrial equipment.

Automotive vs Aerospace: Applications of NU 256 M Bearing
In automotive settings, NU 256 M Bearing supports large drivetrain components, while in aerospace, it’s used in auxiliary systems. Its temperature range of -30° to 110°C makes it versatile for various climates.

Perfect Fit for Automation: NU 256 M Bearing
NU 256 M Bearing is a reliable choice for automated production lines, particularly in conveyor systems. The brass cage reduces friction, ensuring long service life even with continuous operation.

Q&A

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