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RU Crossed Roller Bearings RU178UU
RU Crossed Roller Bearings RU178UU

RU Crossed Roller Bearings RU178UU

The RU178UU is a crossed roller bearing with a 115mm bore and 240mm outer diameter, designed for combined loads. Made from sturdy steel, it offers a basic load rating of 80.3 kN, making it reliable for heavy-duty applications.

Its double-seal design keeps contaminants out while maintaining smooth operation. The bearing includes 12-M8 mounting holes for easy press-fit installation, ensuring a secure fit in your machinery.

With a temperature range of 0°C to 110°C, it suits various industrial environments. The ABEC5 rating (also available in ABEC7/9) ensures precision performance.

Ideal for robotics, machine tools, or any application requiring high accuracy and load capacity. Compliant with RoHS and REACH standards, it’s a safe and durable choice. Weighing 6.8kg, it’s built to last.

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Product Parameters

  • Part Number RU178UU
  • Brand TFL
  • Size 115 mm x 240 mm x 28 mm
  • Bore Dia 115 mm
  • Outer Dia 240 mm
  • Width 28 mm
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Crossed
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Double Seal
  • Inner Ring PCD1 139 mm
  • Outer Ring PCD2 217 mm
  • Holes With Holes
  • Inner Ring Mounting Hole 12-M8 through
  • Outer Ring Mounting Hole 12-φ9 through φ14 counter bore depth 13.5
  • Ring Material Steel
  • Roller Material Steel
  • Basic Load Rating C 80.3 kN
  • Basic Load Rating Co 135 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 6.8 Kg

Features

How Does RU178UU Bearing Handle Combined Loads?

RU178UU Bearing features a crossed roller design, providing stability under combined loads.
Its steel rings and rollers ensure durability, with a basic load rating of 80.3 kN.

The double-seal construction protects against contaminants, extending service life.
With a temperature range of 0-230°F, it performs reliably in various conditions.

RU178UU Bearing includes mounting holes for easy installation, saving time.
Its ABEC5 rating ensures precision, with options for higher accuracy if needed.

Application

Industrial Uses of RU178UU Bearing
RU178UU Bearing is commonly used in machine tools, where its crossed roller design provides excellent rigidity and precision for rotary tables. The double seal ensures protection against contaminants in demanding workshop environments.

What Makes RU178UU Bearing a Preferred Choice?
In robotics, RU178UU Bearing offers smooth rotation in articulated arms, thanks to its combined load capacity. The press-fit mounting simplifies installation in compact automation systems.

Built for Heavy-Duty Use: RU178UU Bearing
This bearing handles heavy loads in industrial turntables, with steel rollers ensuring durability. Its ABEC5 rating guarantees consistent performance in precision applications.

Automotive vs Aerospace: Applications of RU178UU Bearing
In automotive testing equipment, RU178UU Bearing supports high-precision measurement devices. For aerospace, its temperature resistance makes it suitable for ground support tooling.

Perfect Fit for Automation: RU178UU Bearing
RU178UU Bearing works well in CNC indexing heads, where its mounting holes allow secure fastening. The through-hole design also facilitates easy lubrication during maintenance.

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