C 4908 V-CARB Toroidal Roller Bearing

C 4908 V-CARB Toroidal Roller Bearing

CARB toroidal roller bearings are unique: as well as accommodating misalignment without increased stress levels, they also provide frictionless axial movement within the bearing in the non-locating position in self-aligning bearing arrangements. This full complement bearing, which has a lower speed rating, uses as many rollers as possible, giving it the highest possible load rating.Accommodate misalignment and axial displacement within the bearingVery high radial load carrying capacityProvide frictionless axial movementLong bearing system life
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Dimensions - C 4908 V

d

40 mm

D

62 mm

B

22 mm

d2

≈46.1 mm

D1

≈55.3 mm

s1

max.4.7 mm

s2

max.1.7 mm

r1,2

min.0.6 mm

Abutment dimensions - C 4908 V

da

min.43.2 mm

da

max.52 mm

Da

max.58.8 mm

ra

max.0.6 mm

 

C

76.5 kN

C0

100 kN

Pu

11.8 kN

 

4 300 r/min

k1

0.099

k2

0.114

 


The CARB toroidal roller bearing is a sophisticated and versatile type of bearing designed to accommodate both radial and axial loads with exceptional efficiency. It incorporates a unique toroidal roller shape, which is a hybrid between cylindrical and spherical roller bearings. This distinctive design allows for a continuous line of contact between the rollers and the raceways, which minimizes the stress concentrations typically observed in traditional roller bearings. The toroidal rollers are aligned in such a manner that they can handle misalignment and shaft deflection without compromising performance. Additionally, the CARB bearing features an internal geometry that enables it to adapt to both radial and axial loads simultaneously, making it highly versatile for various applications. Its ability to self-align reduces the need for precise shaft alignment during installation, enhancing operational reliability and extending the bearing's service life.

CARB toroidal roller bearings are widely used across diverse industrial sectors due to their adaptability and robustness. In the automotive industry, these bearings are employed in wheel hubs, drive shafts, and gearboxes where their capacity to handle high loads and misalignment proves invaluable. In the industrial machinery sector, they are found in conveyor systems, pumps, and compressors, where they manage both radial and axial loads efficiently. The bearing's design also makes it suitable for applications in the wind energy sector, particularly in wind turbine main shafts and gearbox assemblies, where it can handle the significant dynamic loads and misalignment inherent in these systems. Furthermore, CARB toroidal roller bearings are utilized in various other applications, including agricultural machinery, marine equipment, and heavy-duty industrial equipment, demonstrating their broad applicability and effectiveness in managing challenging operating conditions.

One of the primary advantages of CARB toroidal roller bearings is their exceptional load-carrying capacity. The toroidal shape of the rollers allows for a more uniform distribution of stress, which significantly enhances the bearing's ability to handle high radial and axial loads. This feature not only improves the bearing's overall performance but also extends its service life, reducing maintenance requirements and downtime. Additionally, the CARB bearing's inherent self-aligning capability simplifies installation and reduces the need for precise shaft alignment, which can be particularly beneficial in dynamic or variable load conditions. The bearing's ability to accommodate misalignment without compromising performance translates to greater operational reliability and reduced risk of premature failure. Overall, the CARB toroidal roller bearing's combination of high load capacity, self-aligning properties, and versatility makes it a preferred choice for a wide range of demanding applications, offering both economic and operational advantages.

d D B
C 2213 KV 65 120 31
C 2213 KTN9 65 120 31
C 4010 V 50 80 30
C 4010 TN9 50 80 30
C 2212 V 60 110 28
C 2212 TN9 60 110 28
C 2212 KV 60 110 28
C 2212 KTN9 60 110 28
C 2211 V 55 100 25
C 2211 TN9 55 100 25
C 2211 KV 55 100 25
C 2211 KTN9 55 100 25
C 2210 V 50 90 23
C 2210 TN9 50 90 23
C 2210 KTN9 50 90 23
C 2209 V 45 85 23
C 2209 TN9 45 85 23
C 2209 KTN9 45 85 23
C 2208 V 40 80 23
C 2208 TN9 40 80 23
C 2208 KTN9 40 80 23
C 2207 V 35 72 23
C 2207 TN9 35 72 23
C 2207 KTN9 35 72 23
C 4910 V 50 72 22
C 4908 V 40 62 22
C 2206 V 30 62 20
C 2206 TN9 30 62 20
C 2206 KTN9 30 62 20
C 2213 TN9 65 120 31

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