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Single Row Cylindrical Roller Bearings With Inner Ring NJ 2224 ECML

Single Row Cylindrical Roller Bearings With Inner Ring NJ 2224 ECML

The NJ 2224 ECML is a single row cylindrical roller bearing with a 120mm bore and 215mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 117000 lbf and reaches speeds of 6000 RPM.

Its brass cage ensures smooth operation, while the open design allows easy lubrication with grease or oil. The bearing works reliably in temperatures from -30°C to 110°C.

With a permissible axial displacement of 3.8mm, it offers flexibility in mounting. The inner ring design provides stability under heavy radial loads.

Ideal for industrial machinery like gearboxes or pumps, this bearing is interchangeable with SKF models. Weighing 9.3kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards.

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Product Parameters

  • Part Number NJ 2224 ECML
  • 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
  • Shoulder Dia Of Inner Ring 153 mm
  • 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 Brass cage, inner or outer ring 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 6000 rpm
  • Weight 9.3 kg
  • Shoulder Dia Of Outer Ring 187.75 mm
  • Raceway Diameter Of Inner Ring 143.5 mm

Features

How Does NJ 2224 ECML Bearing Handle Combined Loads?

NJ 2224 ECML Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 117,000 lbf, ensuring reliable performance in demanding conditions.
The brass cage keeps the rollers aligned, reducing friction and extending service life.
With a maximum speed of 6,000 rpm, it balances durability and efficiency.

Application

Industrial Uses of NJ 2224 ECML Bearing
NJ 2224 ECML Bearing is commonly used in heavy machinery like industrial gearboxes and large electric motors, where its cylindrical roller design handles both radial and axial loads efficiently. The brass cage ensures smooth operation even at high speeds, making it a reliable choice for demanding environments.

Where Is NJ 2224 ECML Bearing Used?
In automotive applications, NJ 2224 ECML Bearing supports components such as transmissions and differentials, thanks to its robust chrome steel construction. Its metric sizing and high load capacity make it compatible with a variety of vehicle designs.

Built for Heavy-Duty Use: NJ 2224 ECML Bearing
For automation systems, NJ 2224 ECML Bearing is ideal for robotic arms and conveyor belts, where precision and durability are key. The open design allows for easy lubrication, extending its service life in continuous operation.

Medical vs Industrial: Where NJ 2224 ECML Bearing Excels
In medical imaging equipment, NJ 2224 ECML Bearing provides stable performance due to its high precision and low friction. However, its true strength lies in industrial settings, where it excels under heavy loads and high-speed conditions.

Practical Applications of NJ 2224 ECML Bearing
NJ 2224 ECML Bearing is often found in wind turbines and mining equipment, where its ability to handle combined loads is crucial. The wide temperature range also ensures reliability in both hot and cold operating environments.

Q&A

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