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RA Crossed Roller Bearings RA9008CUU
RA Crossed Roller Bearings RA9008CUU

RA Crossed Roller Bearings RA9008CUU

The RA9008CUU is a compact crossed roller bearing, measuring 90mm in bore diameter and 106mm in outer diameter, with a slim 8mm width. Made from sturdy steel, it handles combined loads up to 6.76 kN, making it reliable for precise applications.

Its double-seal design keeps contaminants out while maintaining smooth operation, and the press-fit shaft mount ensures a secure installation. The bearing operates well in temperatures ranging from 0°C to 110°C.

With an ABEC5 rating (also available in higher precision ABEC7/9), it’s ideal for rotary tables or robotic arms where accuracy is key. Compliant with RoHS and REACH standards, it’s both safe and durable.

Weighing just 0.12kg, it’s lightweight yet robust, perfect for space-constrained setups requiring high precision.

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Product Parameters

  • Part Number RA9008CUU
  • Brand TFL
  • Size 90 mm x 106 mm x 8 mm
  • Bore Dia 90 mm
  • Outer Dia 106 mm
  • Width 8 mm
  • R(min) 0.5 mm
  • Shoulder Height Ds(max) 93.5 mm
  • Shoulder Height Dh(min) 100.5 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 6.76 kN
  • Basic Load Rating Co 12.4 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 0.12 Kg

Features

What Makes RA9008CUU Bearing Suitable for High-Temperature Applications?

RA9008CUU Bearing is constructed with steel rings and rollers, ensuring durability under combined loads.
Its temperature range of 0-230°F allows reliable operation in high-heat environments.
The double-seal design protects against contaminants, enhancing longevity.
With a basic load rating of 6.76 kN, it delivers consistent performance in demanding conditions.

How Is RA9008CUU Bearing Engineered for Reliability?

RA9008CUU Bearing features a crossed roller design, providing precise motion control and stability.
The press-fit shaft mount ensures secure installation, reducing the risk of slippage.
Its ABEC5 rating guarantees high precision, suitable for applications requiring tight tolerances.
The required lubrication maintains smooth operation, minimising wear over time.

Built for Durability: RA9008CUU Bearing

RA9008CUU Bearing’s steel construction offers excellent resistance to wear and tear.
The single-row design simplifies installation while maintaining structural integrity.
With a basic static load rating of 12.4 kN, it handles heavy loads effortlessly.
Its compact width of 8 mm makes it ideal for space-constrained applications.

Steel vs Ceramic Bearings: Strengths of RA9008CUU Bearing

RA9008CUU Bearing uses steel rollers for superior strength and load-bearing capacity.
The crossed roller arrangement ensures even load distribution, reducing stress points.
Its double-sealed construction keeps lubrication in and contaminants out.
Weighing just 0.12 kg, it balances durability with lightweight efficiency.

Application

Industrial Uses of RA9008CUU Bearing
RA9008CUU Bearing is commonly used in machine tools, where its crossed roller design provides excellent rigidity and precision for rotary tables. The double seal helps keep contaminants out, ensuring long service life in demanding environments.

Where Is RA9008CUU Bearing Used?
In automation systems, RA9008CUU Bearing supports robotic arms and CNC machinery, thanks to its compact size and high load capacity. The press-fit mounting makes installation straightforward in tight spaces.

Optimized for Performance: RA9008CUU Bearing
RA9008CUU Bearing works well in medical imaging devices, where smooth rotation and accuracy are essential. Its steel construction handles combined loads reliably, even in temperature-sensitive applications.

Automotive vs Aerospace: Applications of RA9008CUU Bearing
RA9008CUU Bearing fits both automotive steering systems and aerospace actuators, offering consistent performance under varying loads. The ABEC5 rating ensures precision for critical motion control tasks.

Perfect Fit for Automation: RA9008CUU Bearing
RA9008CUU Bearing is ideal for 3D printers and assembly line robots, where low friction and durability matter. The metric dimensions make it compatible with many European and Asian equipment designs.

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