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Single Row Cylindrical Roller Bearings With Inner Ring NJ 204 ECP
Single Row Cylindrical Roller Bearings With Inner Ring NJ 204 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NJ 204 ECP

The NJ 204 ECP is a single row cylindrical roller bearing with a 20mm bore and 47mm outer diameter, crafted from durable chrome steel. It handles combined loads up to 6412 lbf and reaches speeds of 19000 RPM.

Its PA66 cage keeps rollers centred for smooth operation, while the open design allows easy lubrication with grease or oil. The bearing performs reliably in temperatures from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Suitable for applications like electric motors or gearboxes where radial and axial loads are present.

Weighing just 0.11kg, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 204 ECP
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 20 mm
  • Bore Dia Tolerance -0.01mm to 0
  • Outer Dia 47 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 14 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Of Inner Ring 29.7 mm
  • Chamfer Dimension r1,2(min.) 1 mm
  • Chamfer Dimension r3,4(min.) 0.6 mm
  • Permissible Axial Displacement(max.) 1 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 6412 lbf
  • Static Radial Load 4950 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 19000 rpm
  • Weight 0.11 kg
  • Shoulder Dia Of Outer Ring 38.44 mm
  • Raceway Diameter Of Inner Ring 26.5 mm

Features

How Does NJ 204 ECP Bearing Handle Combined Loads?

NJ 204 ECP Bearing features chrome steel rings and rollers, providing strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 6412 lbf, ensuring reliable performance in demanding applications.
The PA66 cage keeps the rollers centred, reducing wear and extending service life.
With a maximum speed of 19,000 rpm, it balances durability and efficiency.

Application

Industrial Uses of NJ 204 ECP Bearing
NJ 204 ECP Bearing is commonly used in machine tools, where its cylindrical roller design handles both radial and axial loads efficiently. The chrome steel construction ensures durability in high-speed operations.

In automotive applications, NJ 204 ECP Bearing fits well in gearboxes and transmissions, providing smooth performance under combined loads. Its metric sizing makes it a versatile choice for various vehicle models.

For automation systems, NJ 204 ECP Bearing supports robotic arms and conveyor belts, thanks to its high-speed capability and reliable PA66 cage. The open design allows for easy lubrication and maintenance.

Where Is NJ 204 ECP Bearing Used?
You’ll often find NJ 204 ECP Bearing in industrial fans and pumps, where its combined load capacity is essential. The temperature range of -30° to 110°C makes it suitable for diverse environments.

In consumer electronics, NJ 204 ECP Bearing can be used in printers and small appliances, offering quiet and efficient operation. The grease or oil lubrication options add to its flexibility.

Built for Heavy-Duty Use: NJ 204 ECP Bearing
NJ 204 ECP Bearing excels in construction equipment, handling heavy loads with ease. Its robust design and high dynamic radial load capacity ensure long service life.

In agricultural machinery, NJ 204 ECP Bearing supports components like harvesters and tractors. The open seal type simplifies maintenance in dusty conditions.

Automotive vs Aerospace: Applications of NJ 204 ECP Bearing
In automotive systems, NJ 204 ECP Bearing is ideal for wheel hubs and drivetrains, balancing speed and load requirements. The metric dimensions ensure compatibility with global standards.

For aerospace applications, NJ 204 ECP Bearing’s high-speed performance and temperature tolerance make it suitable for auxiliary systems. The chrome steel rollers provide reliable operation under stress.

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