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Single Row Cylindrical Roller Bearings Without Inner Ring RNU 212 ECP
Single Row Cylindrical Roller Bearings Without Inner Ring RNU 212 ECP

Single Row Cylindrical Roller Bearings Without Inner Ring RNU 212 ECP

The RNU 212 ECP is a single-row cylindrical roller bearing without an inner ring, featuring a 72mm diameter under rollers and a 110mm outer diameter. Made from chrome steel, it handles combined loads with a dynamic radial capacity of 24300 lbf.
Its open design and PA66 cage ensure smooth operation at speeds up to 8000 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 heavy-duty applications like industrial gearboxes or machinery where radial and axial loads are present.
Weighing 0.6kg, it’s a sturdy yet manageable option. Compliant with RoHS and REACH standards for safe and versatile use.

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Product Parameters

  • Part Number RNU 212 ECP
  • Brand TFL
  • Interchangeable SKF
  • Diameter Under Rollers 72 mm
  • Diameter Under Rollers Tolerance -0.15mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.015mm to 0
  • Width 22 mm
  • Width Tolerance -0.12mm to 0
  • Shoulder Dia Outer Ring 95.1 mm
  • Corner Radius(r1,2)(min.) 1.5 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 24300 lbf
  • Static Radial Load 22950 lbf
  • Max Speed 8000 rpm
  • Lubrication Grease, Oil
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 0.6 kg
  • Weight 0.6 kg

Features

Performance Features of RNU 212 ECP Bearing
RNU 212 ECP Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 24300 lbf, ensuring reliable performance in demanding conditions.
The PA66 cage keeps the rollers centred, reducing friction and enhancing durability.
With a maximum speed of 8000 rpm, it balances efficiency and longevity.
RNU 212 ECP Bearing works well in temperatures from -30° to 110°C, making it versatile for various environments.
Its open design allows for easy lubrication with grease or oil, simplifying maintenance.
The precise tolerances of RNU 212 ECP Bearing ensure smooth operation and extended service life.
Its robust construction makes it a dependable choice for heavy-duty applications.

Application

Industrial Uses of RNU 212 ECP Bearing
RNU 212 ECP Bearing is commonly used in heavy machinery like industrial gearboxes and large conveyor systems, where its cylindrical roller design handles combined loads efficiently. The open seal type allows for easy lubrication, extending service life in demanding conditions.
In automotive applications, RNU 212 ECP Bearing fits well in wheel hubs and transmission systems, thanks to its high dynamic radial load capacity. The chrome steel construction ensures durability even under constant stress.
For automation equipment, RNU 212 ECP Bearing’s single-row design provides precise movement in robotic arms and assembly lines. The PA66 cage material reduces friction, making it suitable for high-speed operations.
Medical imaging devices benefit from RNU 212 ECP Bearing’s reliable performance, where smooth rotation is essential. Its metric sizing ensures compatibility with various European-designed equipment.
In household appliances like washing machines, RNU 212 ECP Bearing offers quiet operation and long-lasting performance. The grease lubrication option makes it low-maintenance for everyday use.

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