SKF CARB Toroidal Roller Bearings are a unique bearing design that combines the self-aligning capability of a spherical roller bearing with the unlimited axial displacement capability of a cylindrical roller bearing. This design enables CARB Toroidal Roller Bearings to maintain good operating performance in the presence of axial displacement and angular misalignment, and to withstand higher loads, thereby extending service life. Features and Applications Self-aligning capability: CARB Toroidal Roller Bearings can maintain stable operation in the presence of axial displacement and angular misalignment without increasing stress levels. Unlimited axial displacement: This bearing design allows frictionless axial movement at the non-locating end, suitable for applications that require frequent position adjustment. High load capacity: CARB Toroidal Roller Bearings can withstand high radial and axial loads and are suitable for heavy-duty applications. Long life: Due to its unique structural design, the service life of this bearing is significantly extended, reducing the frequency of maintenance and replacement. Application scenarios CARB Toroidal Roller Bearings are widely used in various occasions that require high load capacity and self-aligning capabilities, especially in the fields of planetary gearboxes, mining equipment, papermaking machinery and ventilators. They can simplify design, reduce vibration, save space and reduce production costs.
SKF CARB® toroidal roller bearings are self-aligning, single-row bearings designed to accommodate radial loads and moderate axial loads in either direction. Their unique toroidal (barrel-shaped) rollers and patented design provide exceptional misalignment compensation, reducing stress concentrations in demanding applications.
Key Features & Benefits of SKF CARB Toroidal Roller Bearings
Self-Aligning Capability
Compensates for static and dynamic misalignment (up to 2.5°), protecting machinery from shaft deflection, housing inaccuracies, or mounting errors.
Optimized Load Distribution
Toroidal rollers distribute loads evenly, minimizing edge stresses and extending bearing service life.
High Radial Load Capacity
Superior to spherical roller bearings in pure radial load applications, making them ideal for heavy industrial use.
Low Friction & Heat Generation
Reduced sliding movement between rollers and raceways lowers friction, improving energy efficiency.
Compact & Space-Saving
Single-row design requires less axial space than double-row bearings while maintaining performance.
Interchangeability
Fits in the same housing as spherical roller bearings, enabling easy retrofitting.
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Designation | Bore diameter | Outside diameter | Width | Basic dynamic load rating | Limiting speed | Mass |
---|---|---|---|---|---|---|
90.0 mm |
190.0 mm |
64.0 mm |
610.0 kN |
4000.0 r/min |
8.48 kg |
|
420.0 mm |
700.0 mm |
224.0 mm |
6000.0 kN |
900.0 r/min |
345.0 kg |
|
440.0 mm |
650.0 mm |
157.0 mm |
3750.0 kN |
1000.0 r/min |
180.0 kg |
|
180.0 mm |
300.0 mm |
96.0 mm |
1250.0 kN |
2400.0 r/min |
27.9 kg |
|
85.0 mm |
150.0 mm |
36.0 mm |
275.0 kN |
5600.0 r/min |
2.61 kg |
|
85.0 mm |
150.0 mm |
36.0 mm |
275.0 kN |
5600.0 r/min |
2.56 kg |
|
45.0 mm |
85.0 mm |
23.0 mm |
93.0 kN |
11000.0 r/min |
0.543 kg |
|
80.0 mm |
140.0 mm |
33.0 mm |
255.0 kN |
2000.0 r/min |
2.09 kg |
|
110.0 mm |
180.0 mm |
69.0 mm |
670.0 kN |
900.0 r/min |
7.1 kg |
|
600.0 mm |
980.0 mm |
300.0 mm |
10200.0 kN |
600.0 r/min |
897.0 kg |
|
260.0 mm |
400.0 mm |
104.0 mm |
1760.0 kN |
1800.0 r/min |
45.0 kg |
|
150.0 mm |
225.0 mm |
75.0 mm |
780.0 kN |
750.0 r/min |
11.3 kg |
|
100.0 mm |
215.0 mm |
73.0 mm |
800.0 kN |
3600.0 r/min |
12.4 kg |
|
200.0 mm |
340.0 mm |
112.0 mm |
1600.0 kN |
2000.0 r/min |
40.4 kg |
|
320.0 mm |
540.0 mm |
176.0 mm |
4150.0 kN |
1300.0 r/min |
166.0 kg |
|
180.0 mm |
320.0 mm |
112.0 mm |
1530.0 kN |
2000.0 r/min |
39.2 kg |
|
260.0 mm |
440.0 mm |
144.0 mm |
2650.0 kN |
1500.0 r/min |
86.6 kg |
|
120.0 mm |
215.0 mm |
76.0 mm |
750.0 kN |
3200.0 r/min |
11.5 kg |
|
400.0 mm |
650.0 mm |
200.0 mm |
4800.0 kN |
950.0 r/min |
250.0 kg |
|
150.0 mm |
225.0 mm |
56.0 mm |
585.0 kN |
1000.0 r/min |
7.75 kg |