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RA Crossed Roller Bearings RA5008CUU

RA Crossed Roller Bearings RA5008CUU

The RA5008CUU is a compact crossed roller bearing measuring 50mm in bore diameter and 66mm in outer diameter, with a slim 8mm width. Made from sturdy steel, it handles combined loads efficiently, with a basic load rating of 5.1 kN.

Its double-seal design keeps contaminants out while retaining lubrication, ensuring smooth operation. The bearing is press-fit mounted, making installation straightforward for tight spaces.

With an ABEC5 rating (and options for higher precision), it suits applications requiring accuracy, such as robotics or medical equipment. It operates in temperatures from 0°C to 110°C.

Weighing just 0.08kg, it’s lightweight yet durable. Compliant with RoHS and REACH standards, it’s a reliable choice for industrial and precision engineering needs.

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Product Parameters

  • Part Number RA5008CUU
  • Brand TFL
  • Size 50 mm x 66 mm x 8 mm
  • Bore Dia 50 mm
  • Outer Dia 66 mm
  • Width 8 mm
  • R(min) 0.5 mm
  • Shoulder Height Ds(max) 53.5 mm
  • Shoulder Height Dh(min) 60.5 mm
  • System of Measurement Metric
  • Bearing Type Roller
  • Roller Bearing Type Crossed
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Double Seal
  • Holes Without Holes
  • Ring Material Steel
  • Roller Material Steel
  • Basic Load Rating C 5.1 kN
  • Basic Load Rating Co 7.19 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 0.08 Kg

Features

How Is RA5008CUU Bearing Engineered for Reliability?

RA5008CUU Bearing features a crossed roller design, providing excellent load capacity in both radial and axial directions.
Its steel rings and rollers ensure durability, while the double seal protects against contaminants.

With a basic load rating of 5.1 kN, RA5008CUU Bearing handles demanding applications with ease.
The press-fit shaft mount type simplifies installation, reducing downtime.

RA5008CUU Bearing operates in temperatures from 0 to 230°F, making it suitable for varied environments.
Its ABEC5 precision rating ensures smooth and accurate performance.

The compact 8 mm width and 0.08 kg weight make RA5008CUU Bearing ideal for space-constrained applications.
Its design balances strength and efficiency, offering long service life.

Application

Key Fields for RA5008CUU Bearing
RA5008CUU Bearing is commonly used in industrial automation, particularly in robotic arms and precision machinery, where its crossed roller design ensures stability under combined loads. The double seal helps keep contaminants out, extending its service life in demanding environments.

In medical imaging devices, RA5008CUU Bearing provides smooth rotation and high accuracy, essential for clear and reliable diagnostics. Its steel construction and ABEC5 rating make it suitable for applications requiring tight tolerances.

For small-scale automation like 3D printers, RA5008CUU Bearing offers compact performance with minimal friction. The press-fit mounting simplifies installation, making it a favourite among engineers working on space-constrained designs.

Automotive vs Aerospace: Applications of RA5008CUU Bearing
In automotive steering systems, RA5008CUU Bearing handles directional control with precision, thanks to its robust steel rollers. The temperature range ensures reliability even under varying weather conditions.

Aerospace applications benefit from RA5008CUU Bearing’s lightweight design and high load capacity, ideal for actuator mechanisms. Its compliance with RoHS and REACH standards makes it a safe choice for sensitive environments.

Q&A

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