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CRBC Crossed Roller Bearings
CRBC Crossed Roller Bearings are a standard type of crossed roller bearings with a cage design. They are compact, high-rigidity bearings ideal for applications requiring high precision, smooth rotation, and minimal deformation. CRBC bearings are widely used in rotary tables, robots, medical equipment, and optical devices. Compared to other types like thin section bearings or aerospace bearings, CRBC offers a balance of strength, ease of installation, and performance under radial, axial, and moment loads.
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Total 102 Results
Part Number
Brand
Size
Bore Dia
Outer Dia
Width
R(min)
Shoulder Height Ds(max)
Shoulder Height Dh(min)
Seal Type
Weight
CRBC40040
TFL
400 mm x 510 mm x 40 mm
400 mm
510 mm
40 mm
2.5 mm
428 mm
479 mm
Open
23.5 Kg
CRBC40070
TFL
400 mm x 580 mm x 70 mm
400 mm
580 mm
70 mm
2.5 mm
Open
72.4 Kg
CRB600120
TFL
600 mm x 870 mm x 120 mm
600 mm
870 mm
120 mm
3 mm
643 mm
817 mm
Open
274 Kg
CRB60040
TFL
600 mm x 700 mm x 40 mm
600 mm
700 mm
40 mm
3 mm
627 mm
673 mm
Open
29 Kg
CRB60070
TFL
600 mm x 780 mm x 70 mm
600 mm
780 mm
70 mm
3 mm
630 mm
734 mm
Open
102 Kg
CRBC600120
TFL
600 mm x 870 mm x 120 mm
600 mm
870 mm
120 mm
3 mm
Open
CRBC60040
TFL
600 mm x 700 mm x 40 mm
600 mm
700 mm
40 mm
3 mm
627 mm
673 mm
Open
29 Kg
CRBC60070
TFL
600 mm x 780 mm x 70 mm
600 mm
780 mm
70 mm
3 mm
Open
CRB700150
TFL
700 mm x 1020 mm x 150 mm
700 mm
1020 mm
150 mm
3 mm
751 mm
953 mm
Open
478 Kg
CRB70045
TFL
700 mm x 815 mm x 45 mm
700 mm
815 mm
45 mm
3 mm
731 mm
777 mm
Open
46 Kg
CRB70070
TFL
700 mm x 880 mm x 70 mm
700 mm
880 mm
70 mm
3 mm
731 mm
834 mm
Open
115 Kg
CRBC700150
TFL
700 mm x 1020 mm x 150 mm
700 mm
1020 mm
150 mm
3 mm
Open
CRBC70045
TFL
700 mm x 815 mm x 45 mm
700 mm
815 mm
45 mm
3 mm
731 mm
777 mm
Open
46 Kg
CRBC70070
TFL
700 mm x 880 mm x 70 mm
700 mm
880 mm
70 mm
3 mm
Open
What Makes CRBC Crossed Roller Bearings Unique?
CRBC Crossed Roller Bearings are designed with an integrated inner and outer ring, featuring a cage to maintain roller spacing. This design ensures uniform load distribution and reduces friction. Unlike crossed tapered roller bearings, CRBC bearings do not require preload adjustment, making installation easier and ensuring consistent performance.
Compared to thin section bearings, CRBC bearings offer better rigidity and load capacity, making them more suitable for rotary table bearings and other demanding applications. Their ability to handle radial, axial, and moment loads with minimal deformation makes them a top choice in compact, high-precision systems.
CRBC Crossed Roller Bearings vs. Other Crossed Roller Types
When compared to RB or RE Crossed Roller Bearings, CRBC Crossed Roller Bearings offer easier mounting and higher rotational stability. While RB types require flange fixing or complex support, CRBC simplifies this process due to its integrated mounting-ready structure.
In contrast to CRBS ultra-thin type bearings, CRBC maintains a better balance between rigidity and thickness. This makes CRBC ideal when space is limited but performance cannot be compromised.
Applications of CRBC Crossed Roller Bearings
CRBC Crossed Roller Bearings are widely used in robot bearings, rotary table bearings, and aerospace bearings due to their high rigidity and smooth rotation. Their ability to handle complex loads makes them essential in dynamic environments where precision and space-saving are critical.
They are also applied in semiconductor manufacturing equipment, optical devices, and medical diagnostic tools. Wherever high positioning accuracy and compact structure are required, CRBC delivers reliable performance under demanding conditions.
FREQUENTLY ASKED QUESTIONS
How do I know if CRBC Crossed Roller Bearings are right for my equipment?
If your application requires compact installation, high rigidity, and precision—especially for handling combined loads (like robotic arms, rotary tables, or optical equipment)—CRBC Crossed Roller Bearings are an ideal choice. The integrated structure and mounting holes also simplify your assembly process and reduce time and cost.
Will CRBC Crossed Roller Bearings lose accuracy over time with extended use?
Under proper operating conditions and with correct installation and lubrication, CRBC bearings offer excellent wear resistance and deformation control, maintaining high rotational accuracy over long periods. We recommend regular inspection and timely relubrication to ensure long service life.
Is the installation of CRBC bearings complicated? Do I need a specialist to install them?
CRBC Crossed Roller Bearings are designed for easy installation, with mounting holes and an integrated ring structure that helps reduce assembly errors. While no special tools are required, we recommend having a technician with experience install them to ensure optimal performance.
Are CRBC Crossed Roller Bearings suitable for high-speed or heavy-load environments?
Yes, CRBC bearings can handle axial, radial, and moment loads simultaneously, with high rigidity and load capacity. With proper lubrication and installation, they also perform well under medium to high-speed conditions. For ultra-high-speed applications, a customized solution may be more appropriate.