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TFL BEARINGS
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RU Crossed Roller Bearings RU228

RU Crossed Roller Bearings RU228

The RU228 is a crossed roller bearing with a 160mm bore and 295mm outer diameter, designed for combined loads. Its single-row construction and steel rollers provide a load capacity of 104 kN, making it sturdy for heavy-duty use.

The open design allows for easy lubrication, with a 6mm greasing hole for maintenance. It operates smoothly in temperatures from 0°C to 110°C, suitable for various industrial environments.

This bearing features a press-fit shaft mount for secure installation and is available in ABEC5 precision (with options for ABEC7/9). Ideal for applications like robotics or machine tools where precision and durability are key.

Weighing 11.4kg, it’s robust yet manageable. Compliant with RoHS and REACH standards, ensuring safe and reliable performance.

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Product Parameters

  • Part Number RU228
  • Brand TFL
  • Size 160 mm x 295 mm x 35 mm
  • Bore Dia 160 mm
  • Outer Dia 295 mm
  • Width 35 mm
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Crossed
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Greasing Hole(d1) 6 mm
  • R(min) 2 mm
  • Shoulder Height Ds(max) 208 mm
  • Shoulder Height Dh(min) 246 mm
  • Holes With Holes
  • Ring Material Steel
  • Roller Material Steel
  • Basic Load Rating C 104 kN
  • Basic Load Rating Co 173 kN
  • Lubrication Required
  • Shaft Mount Type Press Fit
  • Temperature Range 0 -230 °F
  • ABEC Rating ABEC5(Available in ABEC7/9)
  • RoHS Compliant
  • REACH Compliant
  • Weight 11.4 Kg

Features

How Is RU228 Bearing Engineered for Reliability?

RU228 Bearing features a crossed roller design, providing high rigidity and precision for combined load applications.
Its steel construction ensures durability, with a basic load rating of 104 kN for dynamic loads and 173 kN for static loads.
The open seal type allows for easy lubrication, maintaining smooth operation in temperatures from 0 to 230°F.
With press-fit shaft mounting and ABEC5 precision, RU228 Bearing is ideal for demanding industrial environments.

Application

Industrial Uses of RU228 Bearing
RU228 Bearing is commonly used in machine tools, where its crossed roller design provides excellent stability for rotary tables and indexing heads. The open seal allows for easy lubrication, ensuring long service life in demanding conditions.

In robotics, RU228 Bearing supports articulated arms, offering precise movement thanks to its ABEC5 rating. The press-fit mounting simplifies installation in automated systems.

For medical imaging devices, RU228 Bearing’s steel construction ensures smooth rotation under combined loads. Its compact width makes it suitable for space-constrained applications.

Where Is RU228 Bearing Used?
You’ll often find RU228 Bearing in conveyor systems, where its high load capacity handles both radial and axial forces. The grease hole design simplifies maintenance in continuous operation environments.

In packaging machinery, RU228 Bearing’s precision reduces vibration during high-speed production. Its temperature range suits both indoor and outdoor industrial settings.

Built for Heavy-Duty Use: RU228 Bearing
RU228 Bearing excels in construction equipment, withstanding harsh conditions thanks to its robust steel rollers. The single-row design balances strength and space efficiency.

For wind turbine yaw systems, RU228 Bearing provides reliable performance with its 173 kN static load rating. The metric dimensions ensure compatibility with global equipment standards.

Automotive vs Aerospace: Applications of RU228 Bearing
In automotive testing rigs, RU228 Bearing handles combined loads during durability trials. Its 230°F tolerance suits engine-adjacent applications.

For satellite antenna positioning, RU228 Bearing’s ABEC5 precision meets aerospace tracking requirements. The open design accommodates specialised space-grade lubricants.

Q&A

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