Super-precision angular contact thrust ball bearings

‌SKF Super-Precision Angular Contact Thrust Bearings‌ are high-precision bearings that are particularly suitable for applications that require high precision and high speed. These bearings have the following features and benefits:

‌High precision and low friction‌: SKF Super-Precision Angular Contact Thrust Bearings offer extremely low friction and excellent accuracy, and are able to maintain stable performance under high loads, making them suitable for a variety of high-precision applications such as machine tools and automotive engines

‌High load capacity and high speed‌: These bearings have high axial rigidity and high axial load capacity, and are able to withstand high speeds and rapid accelerations, making them suitable for screw driving applications that require fast, efficient and precise positioning‌

‌Design and material diversity‌: SKF offers a variety of design and material options, including single-row and double-row designs, suitable for different application requirements. These bearings perform well in applications such as machine tool spindles‌

‌Application scenarios‌: In addition to screw driving applications, these bearings are also suitable for other applications that require reliable radial and axial support and extremely precise axial guidance‌

‌Technical support and service‌: SKF provides comprehensive technical support and sales services to ensure that customers receive timely help and technical support during use.

SKF Super-Precision Angular Contact Thrust Bearings are engineered for ultra-high axial load capacity, precision alignment, and exceptional rotational accuracy in applications demanding combined axial and radial load support. These bearings are optimized for machine tool spindles, aerospace actuators, and high-speed robotics, where micron-level precision and rigidity are critical.

Material Technology of ‌SKF Super-Precision Angular Contact Thrust Bearings

Rings & Rollers:

High-carbon chromium steel (AISI 52100): Hardened to 60–64 HRC

Hybrid Ceramic Rollers (Si3N4): For electrical insulation and 30% higher speed capability

Cages:

Glass fiber-reinforced PEEK: Resists temperatures up to +250°C

Bronze (CuSn8): For high-load, low-speed applications

Surface Treatments:

SKF NoWear® DLC coating: Extends service life by 3x

Phosphate coating: Enhances lubricant retention

SKF Super-Precision Angular Contact Thrust Bearings deliver unmatched axial load capacity and precision for industries requiring extreme accuracy under heavy thrust loads. With advanced materials, hybrid technology, and smart monitoring capabilities, they are the optimal choice for high-performance systems.

Ideal For ‌SKF Super-Precision Angular Contact Thrust Bearings :

High-speed CNC machining centers

Aerospace propulsion and control systems

Medical and semiconductor manufacturing

Energy and robotics applications

Unique Value Proposition:
✅ Sub-micron precision for critical axial positioning
✅ Extended operational life in extreme conditions
✅ Sensor integration for Industry 4.0 readiness

 

 

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Designation Bore diameter Outside diameter Basic dynamic load rating Height Width Contact angle Attainable speed for oil-air lubrication Mass
BEAM 050140 C-2RSL
50.0 mm
140.0 mm
54.0 mm
60.0 °
122.0 kN
4.47 kg
BEAS 012042 C-2RSH
12.0 mm
42.0 mm
25.0 mm
60.0 °
19.6 kN
0.202 kg
BSA 201 CGA
12.0 mm
32.0 mm
10.0 mm
62.0 °
11.8 kN
0.0412 kg
BSA 206 CGB
30.0 mm
62.0 mm
16.0 mm
62.0 °
28.5 kN
0.22 kg
BSA 209 CGB
45.0 mm
85.0 mm
19.0 mm
62.0 °
45.0 kN
0.44 kg
BSD 2047 CGA-2RS1
20.0 mm
47.0 mm
15.0 mm
62.0 °
22.0 kN
0.127 kg