14 best crossed roller bearings

Crossed roller bearings are a type of precision rolling element bearing commonly used in various industrial and scientific applications. They are designed to handle both radial and axial loads simultaneously while providing high accuracy and rigidity.Here are some key characteristics and information about crossed roller bearings:

Rolling Elements: Crossed roller bearings get their name from the arrangement of their cylindrical rollers, which are crossed at a 90-degree angle between the inner and outer rings. This design allows for excellent load distribution and high rigidity.
High Precision: These bearings are known for their exceptional precision, making them suitable for applications where precise positioning and motion control are essential. They are often used in machine tools, robotics, and measuring instruments.
Low Friction: Crossed roller bearings typically have lower friction compared to other bearing types, which helps reduce energy consumption and heat generation.
Axial and Radial Load Capacity: One of the primary advantages of crossed roller bearings is their ability to handle both axial and radial loads simultaneously. This capability makes them ideal for applications with complex loads or where space is limited.
High Rigidity: The crossed roller design provides high rigidity, making these bearings less prone to deformation or deflection under heavy loads. This rigidity ensures stable and accurate positioning.
Minimal Clearance: Crossed roller bearings are available in various designs, including those with preloaded or zero clearance. This minimizes internal clearances and backlash, ensuring precise motion control.
Customizable: These bearings can be customized to suit specific application requirements, including size, load capacity, and preload.
Applications: Crossed roller bearings find use in a wide range of industrial and scientific applications, including robotics, CNC machines, telescopes, medical devices, semiconductor manufacturing equipment, and more.
Maintenance: Proper lubrication and periodic maintenance are essential to ensure the long-term performance and reliability of crossed roller bearings. Lubrication intervals and methods may vary depending on the application and manufacturer's recommendations.
Cost: Crossed roller bearings are typically more expensive than standard ball or roller bearings due to their precision and specialized design. However, their performance benefits often justify the investment in applications where precision is critical.

In summary, crossed roller bearings are precision bearings designed to handle both radial and axial loads with high accuracy, rigidity, and minimal friction. They are crucial components in a wide range of industrial and scientific equipment, enabling precise motion control and positioning in various applications.

Below you can find our editor's choice of the best crossed roller bearings on the market

XYZ Axis 40mmx40mm Manual Linear Stages Bearing Tuning Platform Sliding Table Load 19.2N

StarNY

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Product description

Model: XYZ40-L

Moving Direction: XY and Z Axis

Material: Aluminum Alloy

Table Size: 40 x 40mm

Travel: XY(±6.5mm); Z Axis(10mm)

Rail Type: V-rail (Cross Roller Guide)

Load: 19.2N (2kgf)

Accuracy: 0.01mm

Straightness: 0.01mm

Weight: 0.45kg

Package includes:

1 x XYZ Axis Platform

LUANAYUN-PHONE CASE Precision 1PC Crossed Roller Bearings XRU8022X/8022G/8022 UUCC0P5 Rotary Bearing Manipulator Turntable Arm Ultra Precision Bearings for Robot (Outer Diameter : XRU8022XUUCC0P5)

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Product description

Name: Crossed Roller Bearings

Bearing Type: XRU8022X/8022G/8022 UUCC0P5

Quantity: 1PC

Name: Crossed Roller Bearings
Bearing Type: XRU8022X/8022G/8022 UUCC0P5
Quantity: 1PC

LUANAYUN-PHONE CASE Precision ABEC 5 Crossed Roller Bearings 1PC Rotary Bearing Manipulator Turntable (Outer Diameter : RU42UUCC0P5)

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Product description

Name: Crossed Roller Bearings

Bearing Type: RU42UUCC0P5, RU42UUCC0, XRI2012UUCC0P5, XRI2012UUCC0

Quantity: 1PC

Name: Crossed Roller Bearings
Bearing Type: RU42UUCC0P5, RU42UUCC0, XRI2012UUCC0P5, XRI2012UUCC0
Quantity: 1PC

KHJK Durable Flexible 1PC Crossed Roller Bearings XRU3515 RU66 UU CC0 CC1 P5 P4 for Robot Joint RU66UUCC0P5 Rotary Bearing Manipulator Turntable (Outer Diameter : RU66UUCC0P5)

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Product description

Bearing Type: RU66UUCCOP5(XRU3515UUCC0P5)

Size: Inner diameter (35mm); Outer diameter (95mm); Thickness (15mm)

Accuracy: P5(ABEC-5),P4(ABEC-7)

Clearance: CC0 standard preload CC1 special preload

Quantity: 1 PC

Bearing Type: RU66UUCCOP5(XRU3515UUCC0P5)
Size: Inner diameter (35mm); Outer diameter (95mm); Thickness (15mm)
Accuracy: P5(ABEC-5),P4(ABEC-7)
Clearance: CC0 standard preload CC1 special preload
Quantity: 1 PC

Newport M-426 Low-Profile Crossed-Roller Bearing Linear Stage

Newport Research Corp (NRC)

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