S12003AS0
2.5mm Stainless Steel Constant Section Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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S12003AS0 Bearing Product Overview & Core Advantages
The S12003AS0 is a metric ultra-slim angular contact ball bearing designed for applications requiring exceptional space efficiency and precision. This single row bearing features a stainless steel construction and is pre-lubricated for immediate use. Its primary advantage lies in its ability to support combined loads, efficiently handling both radial loads and thrust loads in one direction due to its specified 30° contact angle. With an extremely slim 2.5 mm cross-section and ABEC-1 precision, it is engineered for high-precision mechanisms where compactness and reliability are critical.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| S | Stainless Steel construction for rings, balls, and cage |
| 1 | UltraSlim bearing series designation |
| 2003 | Bore size code (120 mm) |
| A | 30° contact angle |
| S0 | Open (non-sealed) design with standard radial internal clearance |
S12003AS0 Bearing Structural Features & Performance Benefits
Ultra-Slim Design: With a width of only 2.5 mm, this bearing provides a minimal cross-section, enabling compact and lightweight assemblies without sacrificing performance.
Angular Contact Performance: The 30° contact angle is optimized to support significant axial loads in one direction in addition to radial loads, making it suitable for applications with combined loading conditions.
Precision & Material Integrity: Manufactured to ABEC-1 tolerance standards with all components (rings, balls, cage) made from stainless steel, ensuring consistent performance, corrosion resistance, and operational accuracy.
Pre-Lubricated & Ready-to-Use: The bearing comes lubricated, facilitating immediate installation and initial operation within a temperature range of -30°C to 110°C.
S12003AS0 Bearing Typical Application Areas
The S12003AS0 is ideally suited for precision applications where space is at a premium and reliable rotational guidance is required. Key industries and equipment include:
- Precision instruments and optical devices
- Medical equipment and laboratory apparatus
- Aerospace control mechanisms and actuators
- Robotics and small articulated joints
- Semiconductor manufacturing equipment
