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RA Crossed Roller Bearings RA7008UU
RA Crossed Roller Bearings RA7008UU

RA Crossed Roller Bearings RA7008UU

The RA7008UU is a compact crossed roller bearing measuring 70mm by 86mm by 8mm, made from sturdy steel for reliable performance. It handles combined loads with a basic load rating of 5.98 kN and is suitable for temperatures from 0°C to 110°C.

Its double-seal design keeps contaminants out while the press-fit shaft mount ensures a secure installation. The bearing requires lubrication, with greasing holes of 2mm and 0.8mm for easy maintenance.

With an ABEC5 rating (also available in ABEC7/9), it offers smooth operation for precision applications. Ideal for use in robotics, medical equipment, or small machinery where space is limited.

Weighing just 0.1kg, it’s lightweight yet durable. Compliant with RoHS and REACH standards for safe use in various industries.

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Product Parameters

  • Part Number RA7008UU
  • Brand TFL
  • Size 70 mm x 86 mm x 8 mm
  • Bore Dia 70 mm
  • Outer Dia 86 mm
  • Width 8 mm
  • Greasing Hole(a) 2 mm
  • Greasing Hole(b) 0.8 mm
  • R(min) 0.5 mm
  • Shoulder Height Ds(max) 73.5 mm
  • Shoulder Height Dh(min) 80.5 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 5.98 kN
  • Basic Load Rating Co 9.8 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 0.1 Kg

Features

How Does RA7008UU Bearing Handle Combined Loads?

RA7008UU Bearing features a crossed roller design, providing stability under combined loads.
Its steel rings and rollers ensure durability, with a basic load rating of 5.98 kN.

The double-seal construction protects against contaminants, extending its service life.
RA7008UU Bearing operates efficiently within a temperature range of 0 to 230°F.

With a press-fit shaft mount, installation is straightforward and secure.
The ABEC5 rating ensures precision, making it suitable for high-accuracy applications.

Application

Industrial Uses of RA7008UU Bearing
RA7008UU 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 dusty workshop conditions.

Where Is RA7008UU Bearing Used?
You’ll often spot RA7008UU Bearing in robotic arms, where its compact 8mm width saves space while handling combined loads smoothly. The press-fit mounting makes installation straightforward for automation engineers.

Built for Heavy-Duty Use: RA7008UU Bearing
RA7008UU Bearing shines in packaging machinery, coping well with the constant start-stop motions of conveyor systems. Its steel construction can handle the 230°F temperature range found in industrial ovens.

Medical vs Industrial: Where RA7008UU Bearing Excels
In medical scanners, RA7008UU Bearing offers the quiet operation needed for sensitive imaging equipment. Meanwhile, its ABEC5 precision works equally well for industrial measuring devices requiring tight tolerances.

Perfect Fit for Automation: RA7008UU Bearing
RA7008UU Bearing frequently appears in 3D printer gantries, where its low-profile design doesn’t compromise on load capacity. The grease lubrication points make maintenance simple during routine servicing.

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