7212 BEGBP
Single Row Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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7212 BEGBP Bearing Product Overview & Core Advantages
The 7212 BEGBP is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional rotational accuracy and rigidity. Engineered with a 40° contact angle and manufactured to P6 (ABEC-3) tolerance class, this single-row bearing excels at handling combined loads—simultaneously supporting significant radial loads and high unidirectional axial loads. Its optimized internal geometry and nylon cage contribute to smooth, quiet operation at high speeds, making it an ideal solution for high-rigidity and high-speed spindle systems.
7212 BEGBP Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Significance |
|---|---|---|
| BE | Increased Contact Angle & Optimized Internal Design | Enhanced axial load capacity and stiffness for demanding applications. |
| GP | Glass Fiber Reinforced Polyamide (Nylon) Cage | Reduced friction, lower operating temperatures, and excellent performance at high speeds. |
7212 BEGBP Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The 40° contact angle and robust construction provide superior stiffness, enabling the bearing to handle combined radial and axial loads effectively. The calculated load points ensure optimal force distribution.
- High-Speed Performance: The lightweight nylon cage (GP) minimizes centrifugal forces, reduces friction, and allows for a limiting speed of 7,500 rpm. This makes it suitable for high-speed machining and spindle applications.
- Precision Engineering: Manufactured to P6 tolerance class, this bearing ensures minimal runout and consistent performance, which is critical for applications requiring high rotational accuracy.
- Material Quality: Constructed from chrome steel for both rings and balls, providing high durability, wear resistance, and a long operational lifespan under demanding conditions.
7212 BEGBP Bearing Typical Application Areas
The 7212 BEGBP is ideally suited for precision machinery and high-performance systems, including:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers
- Precision Gearboxes: Industrial transmissions requiring high rigidity and accuracy
- Pumps and Compressors: Applications with significant axial and radial loads
- Robotics: High-precision joints and actuators
- Medical Equipment: High-speed dental handpieces and imaging devices
