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RA Crossed Roller Bearings RA12008C

RA Crossed Roller Bearings RA12008C

The RA12008C is a compact crossed roller bearing measuring 120mm in bore diameter and 136mm in outer diameter, with a slim 8mm width. Made from sturdy steel, it handles combined loads up to 7.84 kN, making it a reliable choice for precise applications.

Its open design allows for easy lubrication, while the press-fit shaft mount ensures a secure installation. The bearing operates smoothly in temperatures ranging from 0°C to 110°C.

With an ABEC5 rating (also available in higher precision ABEC7/9), it’s ideal for machinery requiring high accuracy, such as robotics or medical equipment. Weighing just 0.17kg, it’s lightweight yet durable for its size.

Compliant with RoHS and REACH standards, this bearing is a safe and efficient option for industrial use. Its crossed roller design provides excellent stability under load.

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Product Parameters

  • Part Number RA12008C
  • Brand TFL
  • Size 120 mm x 136 mm x 8 mm
  • Bore Dia 120 mm
  • Outer Dia 136 mm
  • Width 8 mm
  • R(min) 0.5 mm
  • Shoulder Height Ds(max) 123.5 mm
  • Shoulder Height Dh(min) 130.5 mm
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Crossed
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Holes Without Holes
  • Ring Material Steel
  • Roller Material Steel
  • Basic Load Rating C 7.84 kN
  • Basic Load Rating Co 16.5 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 0.17 Kg

Features

Performance Features of RA12008C Bearing

RA12008C Bearing is designed with a single-row crossed roller construction, ideal for handling combined loads efficiently.
Its steel rings and rollers provide a basic load rating of 7.84 kN, ensuring reliable performance in various applications.

The press-fit shaft mount design simplifies installation, saving time and effort during assembly.
With a temperature range of 0 to 230°F, RA12008C Bearing performs well in diverse operating conditions.

The open seal type allows for easy lubrication, maintaining smooth operation over time.
Weighing just 0.17 kg, it offers a balance of strength and lightweight design.

Application

Industrial Uses of RA12008C Bearing
RA12008C Bearing is commonly used in machine tools, where its crossed roller design provides excellent rigidity and precision for rotary tables and indexing heads.
The compact width of 8mm makes it suitable for space-constrained applications without compromising load capacity.

Key Fields for RA12008C Bearing
In robotics, RA12008C Bearing ensures smooth articulation in robotic arms and joints, thanks to its ability to handle combined loads.
The steel construction offers durability for continuous operation in automated production lines.

Where Is RA12008C Bearing Used?
RA12008C Bearing finds its place in medical imaging devices, where high precision and stability are essential for accurate diagnostics.
Its ABEC5 rating ensures consistent performance in sensitive equipment like CT scanners.

Built for Heavy-Duty Use: RA12008C Bearing
RA12008C Bearing supports heavy loads in industrial turntables, making it ideal for welding positioners and material handling equipment.
The press-fit mounting simplifies installation while maintaining secure shaft alignment.

Automotive vs Aerospace: Applications of RA12008C Bearing
In automotive testing rigs, RA12008C Bearing provides reliable performance for durability testing under varying load conditions.
For aerospace applications, its temperature resistance up to 230°F ensures functionality in avionics systems.

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