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RB Crossed Roller Bearings RB25040
RB Crossed Roller Bearings RB25040

RB Crossed Roller Bearings RB25040

The RB25040 is a crossed roller bearing with a 250mm bore and 355mm outer diameter, built from sturdy steel for reliable performance. Its compact 40mm width makes it suitable for tight spaces while handling combined loads up to 195 kN.

Designed for press-fit mounting, it offers precise rotation with an ABEC5 rating (higher grades available). The open construction allows easy lubrication, extending its service life.

This bearing operates smoothly in temperatures from 0°C to 110°C, making it versatile for various industrial settings. Its crossed roller design ensures high rigidity and accuracy.

Ideal for applications like robotics, machine tools, or medical equipment where precision and durability are key. Compliant with RoHS and REACH standards, it’s a safe choice for modern machinery. Weighing 14.8kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number RB25040
  • Brand TFL
  • size 250 mm x 355 mm x 40 mm
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Crossed
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 250 mm
  • Outer Dia 355 mm
  • Width 40 mm
  • R(min) 2.5 mm
  • Shoulder Height Ds(max) 275 mm
  • Shoulder Height Dh(min) 326 mm
  • Holes Without Holes
  • Ring Material Steel
  • Roller Material Steel
  • Basic Load Rating C 195 kN
  • Basic Load Rating Co 348 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 14.8 Kg

Features

How Does RB25040 Bearing Handle Combined Loads?

RB25040 Bearing features a crossed roller design, ideal for handling combined loads with precision.
Its steel construction ensures durability, while the single-row design provides stability under stress.

The basic load rating of 195 kN allows RB25040 Bearing to perform reliably in demanding applications.
With a temperature range of 0-230°F, it maintains performance in varying environmental conditions.

RB25040 Bearing’s press-fit shaft mount simplifies installation, reducing setup time.
Its open design facilitates easy lubrication, ensuring smooth operation over extended periods.

Application

Industrial Uses of RB25040 Bearing
RB25040 Bearing is commonly used in machine tools, where its crossed roller design handles combined loads with precision. The press fit mounting ensures stability during high-speed operations.

In robotics, RB25040 Bearing provides smooth rotation for articulated arms and joints. Its steel construction offers durability in repetitive motion applications.

For automation systems, RB25040 Bearing supports linear guides and rotary tables. The open seal design allows for easy lubrication maintenance.

Medical imaging devices benefit from RB25040 Bearing’s high load capacity and accuracy. The ABEC5 rating ensures consistent performance in sensitive equipment.

RB25040 Bearing is also found in packaging machinery, where its robust design withstands continuous operation. The metric sizing makes it compatible with European and Asian equipment standards.

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