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CRBC Crossed Roller Bearings CRBC40070
CRBC Crossed Roller Bearings CRBC40070

CRBC Crossed Roller Bearings CRBC40070

The CRBC40070 is a large crossed roller bearing measuring 400mm in bore diameter and 580mm in outer diameter, with a width of 70mm. Made from sturdy steel, it handles combined loads efficiently, with a basic load rating of 470 kN.

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.

The crossed roller design provides high precision and stability, making it suitable for applications like rotary tables and industrial machinery. Compliant with RoHS and REACH standards, it’s a reliable choice for demanding environments.

Weighing 72.4kg, it’s built for heavy-duty use while maintaining precision. Available in ABEC5, with options for higher precision grades like ABEC7 or ABEC9.

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Product Parameters

  • Part Number CRBC40070
  • Brand TFL
  • Size 400 mm x 580 mm x 70 mm
  • Bore Dia 400 mm
  • Outer Dia 580 mm
  • Width 70 mm
  • R(min) 2.5 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 470 kN
  • Basic Load Rating Co 811 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 72.4 Kg

Features

Performance Features of CRBC40070 Bearing

CRBC40070 Bearing is built with a single-row crossed roller design, offering high precision and stability for combined load applications.
Its steel rings and rollers provide a basic load rating of 470 kN, ensuring reliable performance under heavy loads.
The press-fit shaft mount type simplifies installation, while the open design allows for easy lubrication.
With a temperature range of 0-230°F, it performs well in various industrial environments.

How Does CRBC40070 Bearing Ensure Precision?

CRBC40070 Bearing’s crossed roller arrangement minimises deflection, maintaining accuracy in high-precision tasks.
The ABEC5 rating (available in ABEC7/9) ensures tight tolerances for smooth operation.
Its steel construction enhances durability, even in demanding conditions.
The open seal type allows for efficient lubrication, reducing friction and wear.

Built for Reliability: CRBC40070 Bearing

CRBC40070 Bearing combines strength and precision, making it ideal for heavy-duty applications.
With a basic static load rating of 811 kN, it handles significant forces without compromising performance.
The press-fit mounting ensures a secure connection, reducing vibration and misalignment risks.
Its wide temperature range makes it suitable for diverse industrial settings.

Steel vs Ceramic Bearings: Strengths of CRBC40070 Bearing

CRBC40070 Bearing’s steel construction offers excellent load capacity and durability at a competitive cost.
The crossed roller design distributes loads evenly, enhancing stability and longevity.
Its open seal type facilitates maintenance, ensuring consistent performance over time.
With an ABEC5 rating, it meets high precision requirements for industrial machinery.

Application

Industrial Uses of CRBC40070 Bearing
CRBC40070 Bearing is commonly used in heavy machinery, such as rotary tables and indexing devices, where its crossed roller design handles combined loads efficiently. The steel construction ensures durability in demanding industrial environments.

Where Is CRBC40070 Bearing Used?
You’ll often find CRBC40070 Bearing in automation systems, particularly in robotic arms and precision assembly lines. Its high load capacity and ABEC5 rating make it suitable for applications requiring accurate movement.

Built for Heavy-Duty Use: CRBC40070 Bearing
CRBC40070 Bearing excels in construction equipment, supporting cranes and excavators with its robust steel rollers. The press-fit shaft mount ensures a secure installation, even under intense vibration.

Medical vs Industrial: Where CRBC40070 Bearing Excels
While CRBC40070 Bearing isn’t typically used in medical devices, it shines in industrial settings like CNC machines. Its combined load capability and temperature range make it versatile for various heavy-duty tasks.

Automotive vs Aerospace: Applications of CRBC40070 Bearing
In automotive testing rigs, CRBC40070 Bearing provides reliable performance under high stress. Though less common in aerospace, its precision makes it suitable for ground support equipment.

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