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Single Row Cylindrical Roller Bearings With Inner Ring NU 303 ECP

Single Row Cylindrical Roller Bearings With Inner Ring NU 303 ECP

The NU 303 ECP is a single-row cylindrical roller bearing with a 17mm bore and 47mm outer diameter, crafted from durable 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 reliable 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 applications like electric motors or pumps where radial and axial loads are present.

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 NU 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
  • 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
Single Row Cylindrical Roller Bearings With Inner Ring NU 303 ECP dimension drawing
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Features

How Does NU 303 ECP Bearing Handle Combined Loads?

NU 303 ECP Bearing is built with chrome steel rings and rollers, offering strong resistance to both radial and axial loads.
Its dynamic radial load capacity reaches 6412 lbf, ensuring reliable performance in demanding conditions.
The PA66 cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 20,000 rpm, it delivers both durability and high-speed efficiency.

Application

Industrial Uses of NU 303 ECP Bearing
NU 303 ECP Bearing is commonly used in industrial machinery like conveyor systems and gearboxes, where its cylindrical roller design handles combined loads efficiently. The open seal type allows for easy lubrication, making it suitable for high-speed operations up to 20,000 rpm.

What Makes NU 303 ECP Bearing a Preferred Choice?
In automotive applications, NU 303 ECP Bearing supports components such as transmissions and differentials, thanks to its durable chrome steel construction. The PA66 cage ensures smooth rotation and reduces friction, enhancing overall performance.

Perfect Fit for Automation: NU 303 ECP Bearing
NU 303 ECP Bearing works well in robotic arms and automated production lines, where precision and reliability are key. Its metric sizing and grease lubrication options make it adaptable to various industrial environments.

Medical vs Industrial: Where NU 303 ECP Bearing Excels
While NU 303 ECP Bearing is robust enough for heavy machinery, its precision also suits medical devices like lab equipment. The temperature range of -30° to 110°C ensures consistent performance in diverse conditions.

Q&A

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