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Single Row Cylindrical Roller Bearings With Inner Ring NU 2224 ECJ

Single Row Cylindrical Roller Bearings With Inner Ring NU 2224 ECJ

The NU 2224 ECJ is a single-row cylindrical roller bearing with a 120mm bore and 215mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 117000 lbf and runs smoothly at speeds up to 4000 RPM.

Its open design allows easy lubrication with grease or oil, while the steel cage ensures stable performance. 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 machinery where radial and axial loads are present.

Weighing 8.51kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NU 2224 ECJ
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 120 mm
  • Bore Dia Tolerance -0.02mm to 0
  • Outer Dia 215 mm
  • Outer Dia Tolerance -0.03mm to 0
  • Width 58 mm
  • Width Tolerance -0.20mm to 0
  • Chamfer Dimension r1,2(min.) 2.1 mm
  • Chamfer Dimension r3,4(min.) 2.1 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 Steel cage, roller centred
  • Dynamic Radial Load 117000 lbf
  • Static Radial Load 141750 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 4000 rpm
  • Weight 8.51 kg
  • Shoulder Dia Of Outer Ring 186.95 mm
  • Raceway Diameter Of Inner Ring 143.5 mm
Single Row Cylindrical Roller Bearings With Inner Ring NU 2224 ECJ dimension drawing
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Features

Performance Features of NU 2224 ECJ Bearing

NU 2224 ECJ Bearing is crafted with chrome steel rings and rollers, offering robust resistance to combined loads.
Its dynamic radial load capacity reaches 117,000 lbf, ensuring reliable performance in heavy-duty applications.

The steel cage keeps the rollers centred, reducing friction and extending operational life.
With a maximum speed of 4,000 rpm, it delivers efficiency and durability in demanding conditions.

NU 2224 ECJ Bearing operates smoothly within a temperature range of -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, minimising maintenance needs.

Application

Industrial Uses of NU 2224 ECJ Bearing
NU 2224 ECJ 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 open seal type allows for easy lubrication, extending service life in demanding conditions.

In automotive applications, NU 2224 ECJ Bearing supports components such as drivetrains and wheel hubs, thanks to its robust chrome steel construction. Its metric sizing ensures compatibility with a variety of vehicle designs, from trucks to agricultural equipment.

For automation systems, NU 2224 ECJ Bearing provides reliable performance in robotic arms and conveyor belts, where precise movement is essential. The steel cage design enhances stability, even at high speeds up to 4000 rpm.

In wind turbines, NU 2224 ECJ Bearing’s ability to handle combined loads makes it ideal for rotor shafts and generator systems. The wide temperature range (-30° to 110°C) ensures consistent operation in diverse climates.

NU 2224 ECJ Bearing also finds use in printing presses, where its smooth rotation reduces vibration for high-quality output. The 58 mm width offers a compact fit without compromising load capacity.

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