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Single Row Cylindrical Roller Bearings With Inner Ring NU 330 ECM

Single Row Cylindrical Roller Bearings With Inner Ring NU 330 ECM

The NU 330 ECM is a single-row cylindrical roller bearing with a 150mm bore and 320mm outer diameter, built from sturdy chrome steel. It handles combined loads up to 202500 lbf and runs smoothly at speeds up to 3000 RPM.

Its brass cage design ensures durability, while the open construction 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-duty applications like industrial gearboxes or large machinery where radial and axial loads are present.

Weighing 26.3kg, it’s robust and built to last. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NU 330 ECM
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 150 mm
  • Bore Dia Tolerance -0.025mm to 0
  • Outer Dia 320 mm
  • Outer Dia Tolerance -0.04mm to 0
  • Width 65 mm
  • Width Tolerance -0.25mm to 0
  • Chamfer Dimension r1,2(min.) 4 mm
  • Chamfer Dimension r3,4(min.) 4 mm
  • Permissible Axial Displacement(max.) 4 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 202500 lbf
  • Static Radial Load 217125 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 3000 rpm
  • Weight 26.3 kg
  • Shoulder Dia Of Outer Ring 269.7 mm
  • Raceway Diameter Of Inner Ring 193 mm
Single Row Cylindrical Roller Bearings With Inner Ring NU 330 ECM dimension drawing
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Features

Performance Features of NU 330 ECM Bearing

NU 330 ECM Bearing is built with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 202,500 lbf, ensuring reliable performance in heavy-duty applications.

The brass cage keeps the rollers centred, reducing friction and enhancing durability.
With a maximum speed of 3,000 rpm, it maintains efficiency under demanding conditions.

NU 330 ECM Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, simplifying maintenance.

Application

Industrial Uses of NU 330 ECM Bearing
NU 330 ECM 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 3000 rpm.

Where Is NU 330 ECM Bearing Used?
You’ll often find NU 330 ECM Bearing in wind turbines and mining equipment, 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 330 ECM Bearing
NU 330 ECM Bearing excels in steel mills and paper processing machines, where combined loads are common. The metric dimensions ensure compatibility with a wide range of industrial equipment.

Automotive vs Aerospace: Applications of NU 330 ECM Bearing
In automotive applications, NU 330 ECM 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 330 ECM Bearing
NU 330 ECM Bearing is a reliable choice for robotic arms and conveyor systems in automated factories. The roller-centred brass cage reduces friction, enhancing longevity in continuous operation.

Q&A

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