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Single Row Cylindrical Roller Bearings Without Inner Ring RNU 2203 ECP

Single Row Cylindrical Roller Bearings Without Inner Ring RNU 2203 ECP

The RNU 2203 ECP is a single-row cylindrical roller bearing without an inner ring, featuring a 22.1mm diameter under rollers and a 40mm outer diameter. Made from chrome steel, it’s built to handle combined loads with a dynamic radial load capacity of 6188 lbf.
Its open design and PA66 cage ensure smooth operation at speeds up to 22000 RPM, suitable for both grease and oil lubrication. The bearing performs reliably in temperatures ranging from -30°C to 110°C.
This model is interchangeable with SKF bearings, offering a practical solution for replacements. Ideal for applications like electric motors or pumps where high-speed performance is needed.
Weighing just 0.073kg, it’s lightweight yet durable. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number RNU 2203 ECP
  • Brand TFL
  • Interchangeable SKF
  • Diameter Under Rollers 22.1 mm
  • Diameter Under Rollers Tolerance -0.01mm to 0
  • Outer Dia 40 mm
  • Outer Dia Tolerance -0.011mm to 0
  • Width 16 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Outer Ring 32.35 mm
  • Corner Radius(r1,2)(min.) 0.6 mm
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • For Load Direction Combined
  • Construction Single Row
  • Inner Ring Type Without
  • Seal Type Open
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material PA66 cage, roller centred
  • Dynamic Radial Load 6188 lbf
  • Static Radial Load 4860 lbf
  • Max Speed 22000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.073 kg
  • Weight 0.073 kg
Single Row Cylindrical Roller Bearings Without Inner Ring RNU 2203 ECP dimension drawing
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Features

How Does RNU 2203 ECP Bearing Reduce Friction?
RNU 2203 ECP Bearing features a PA66 cage that centres the rollers, ensuring smooth movement and reduced friction.
Its chrome steel rollers and rings provide durability, even under combined radial and thrust loads.
The open design allows for easy lubrication with grease or oil, enhancing performance and longevity.
With a maximum speed of 22,000 rpm, it is suitable for high-speed applications.

Application

Industrial Uses of RNU 2203 ECP Bearing
RNU 2203 ECP Bearing is commonly used in machine tools, 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 22000 rpm.

In automotive applications, RNU 2203 ECP Bearing fits well in gearboxes and drivetrains, thanks to its chrome steel construction. Its metric sizing ensures compatibility with various vehicle models, providing reliable performance under heavy loads.

For automation systems, RNU 2203 ECP Bearing works seamlessly in robotic arms and conveyor belts. The PA66 cage design reduces friction, enhancing durability in continuous operation scenarios.

In household appliances like washing machines, RNU 2203 ECP Bearing offers smooth rotation and low noise. Its temperature range of -30° to 110°C ensures stability in diverse environments.

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