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Single Row Cylindrical Roller Bearings Without Inner Ring RNU 2208 ECJ
Single Row Cylindrical Roller Bearings Without Inner Ring RNU 2208 ECJ

Single Row Cylindrical Roller Bearings Without Inner Ring RNU 2208 ECJ

The RNU 2208 ECJ is a single-row cylindrical roller bearing without an inner ring, featuring a 49.5mm diameter under rollers and an 80mm outer diameter. Made from chrome steel, it’s built to handle combined loads with a dynamic radial load capacity of 18338 lbf.
Its open design and stamped steel cage ensure smooth operation at speeds up to 11000 RPM. The bearing works well with both grease and oil lubrication, and operates 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 high radial loads are common.
Weighing 0.37kg, it’s sturdy yet manageable for its size. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number RNU 2208 ECJ
  • Brand TFL
  • Interchangeable SKF
  • Diameter Under Rollers 49.5 mm
  • Diameter Under Rollers Tolerance -0.012mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 23 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Outer Ring 67.53 mm
  • Corner Radius(r1,2)(min.) 1.1 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 Stamped steel cage, roller centred
  • Dynamic Radial Load 18338 lbf
  • Static Radial Load 16875 lbf
  • Max Speed 11000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.37 kg
  • Weight 0.37 kg

Features

Performance Features of RNU 2208 ECJ Bearing
RNU 2208 ECJ Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 18338 lbf, ensuring reliable performance in demanding conditions.
The stamped steel cage keeps the rollers centred, reducing friction and extending service life.
With a maximum speed of 11000 rpm, it balances durability and efficiency for various applications.
RNU 2208 ECJ Bearing works well in temperatures from -30° to 110°C, making it versatile for different environments.
Its open design allows for easy lubrication with either grease or oil, simplifying maintenance.
The precision-engineered dimensions ensure a snug fit, reducing vibration and noise during operation.
This makes RNU 2208 ECJ Bearing a practical choice for industrial machinery and equipment.

Application

Industrial Uses of RNU 2208 ECJ Bearing
RNU 2208 ECJ Bearing is commonly used in heavy machinery, such as gearboxes and pumps, where its cylindrical roller design handles combined loads efficiently. The open seal type allows for easy lubrication, extending its service life in demanding conditions.
What Makes RNU 2208 ECJ Bearing a Preferred Choice?
In automotive applications, RNU 2208 ECJ Bearing fits well in transmission systems, providing smooth operation even at high speeds. Its chrome steel construction ensures durability, making it a reliable option for long-term use.
Built for Heavy-Duty Use: RNU 2208 ECJ Bearing
For automation equipment, RNU 2208 ECJ Bearing supports robotic arms and conveyor systems, where precision and load capacity are key. The stamped steel cage keeps rollers centred, enhancing stability during operation.
Medical vs Industrial: Where RNU 2208 ECJ Bearing Excels
In medical devices like imaging equipment, RNU 2208 ECJ Bearing offers quiet and reliable performance. Its grease or oil lubrication options make it versatile for different operational needs.

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