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Single Row Cylindrical Roller Bearings With Inner Ring NJ 2224 ECP
Single Row Cylindrical Roller Bearings With Inner Ring NJ 2224 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NJ 2224 ECP

The NJ 2224 ECP 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 runs smoothly at speeds up to 4000 RPM.

Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures durability and centred roller alignment. 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 combined loads are common.

Weighing 8.33kg, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number NJ 2224 ECP
  • 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 PA66 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 8.33 kg
  • Shoulder Dia Of Outer Ring 186.95 mm
  • Raceway Diameter Of Inner Ring 143.5 mm

Features

Performance Features of NJ 2224 ECP Bearing

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

The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 4,000 rpm, it balances durability and efficiency in demanding conditions.

NJ 2224 ECP Bearing operates smoothly in temperatures ranging from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

Application

Industrial Uses of NJ 2224 ECP Bearing
NJ 2224 ECP Bearing is commonly used in heavy machinery like industrial gearboxes and large conveyor systems, where its cylindrical roller design handles combined loads efficiently. The chrome steel construction ensures durability even in demanding environments.

Where Is NJ 2224 ECP Bearing Used?
You’ll often find NJ 2224 ECP Bearing in automotive applications such as truck transmissions, where its high radial load capacity and grease lubrication options provide reliable performance. The open design allows for easy maintenance and inspection.

Built for Heavy-Duty Use: NJ 2224 ECP Bearing
NJ 2224 ECP Bearing excels in construction equipment like cranes and excavators, thanks to its robust PA66 cage and chrome steel rollers. The wide temperature range makes it suitable for both hot and cold working conditions.

Automotive vs Aerospace: Applications of NJ 2224 ECP Bearing
In automotive settings, NJ 2224 ECP Bearing supports high-load components like differential systems, while in aerospace, its precision engineering suits auxiliary machinery. The metric sizing ensures compatibility across various industries.

Perfect Fit for Automation: NJ 2224 ECP Bearing
NJ 2224 ECP Bearing is ideal for automated production lines, where its smooth operation and high-speed capability (up to 4000 rpm) reduce downtime. The single-row design simplifies installation in compact spaces.

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