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Single Row Cylindrical Roller Bearings With Inner Ring NJ 303 ECP
Single Row Cylindrical Roller Bearings With Inner Ring NJ 303 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NJ 303 ECP

The NJ 303 ECP is a single row cylindrical roller bearing with a 17mm bore and 47mm outer diameter, crafted from sturdy chrome steel. It handles combined loads up to 6412 lbf and spins smoothly at speeds up to 20000 RPM.

Its open design allows easy lubrication with grease or oil, while the PA66 cage ensures durability and smooth operation. The bearing performs well in temperatures ranging from -30°C to 110°C.

This model is interchangeable with SKF bearings, making it a practical choice for replacements. Ideal for applications like electric motors or gearboxes where combined loads are common.

Weighing just 0.12kg, it’s lightweight yet robust for its size. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number NJ 303 ECP
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.008mm 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 27.7 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 4590 lbf
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 20000 rpm
  • Weight 0.12 kg
  • Shoulder Dia Of Outer Ring 36.75 mm
  • Raceway Diameter Of Inner Ring 24.2 mm

Features

Performance Features of NJ 303 ECP Bearing

NJ 303 ECP Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 6412 lbf, ensuring reliable performance in various applications.

The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 20,000 rpm, it balances durability and efficiency.

NJ 303 ECP Bearing operates smoothly in temperatures from -30° to 110°C.
Its open design allows for easy lubrication with grease or oil, reducing maintenance needs.

The precise chamfer dimensions and shoulder diameters ensure easy installation.
This makes NJ 303 ECP Bearing a practical choice for demanding industrial uses.

Application

Industrial Uses of NJ 303 ECP Bearing
NJ 303 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 303 ECP Bearing fits well in gearboxes and transmission systems, providing reliable performance under combined loads. Its metric sizing makes it a versatile choice for various vehicle models.

For automation systems, NJ 303 ECP Bearing supports robotic arms and conveyor belts, thanks to its high-speed capability and low maintenance needs. The PA66 cage reduces friction, enhancing longevity.

In household appliances like washing machines, NJ 303 ECP Bearing offers smooth operation and noise reduction. Its compact design fits seamlessly into tight spaces, making it ideal for consumer electronics.

Medical devices such as centrifuges benefit from NJ 303 ECP Bearing’s precision and reliability. The open seal design allows for easy lubrication, ensuring consistent performance in critical applications.

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