7215 BEGAY
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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7215 BEGAY Bearing Product Overview & Core Advantages
The 7215 BEGAY is a single row angular contact ball bearing engineered for high-precision applications requiring superior performance under combined loads. Its defining feature is the 40° contact angle, which provides exceptional capacity for handling significant axial loads in one direction while simultaneously supporting substantial radial loads. Manufactured to a P6 (ABEC-3) tolerance class, this bearing ensures high running accuracy and is ideal for arrangements demanding high rigidity and operational reliability. The open design and brass cage contribute to its suitability for high-speed operation, making it a critical component in precision machinery.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 7215 | Basic bearing designation indicating a metric, single row angular contact ball bearing with a 75 mm bore, 130 mm OD, and 25 mm width. |
| BE | Designates a 40° contact angle, optimized for high axial load capacity. |
| GA | Indicates a special internal design with optimized internal clearance and geometry for enhanced performance. |
| Y | Signifies a brass cage, which provides high strength, excellent guidance, and is suitable for high-speed applications. |
7215 BEGAY Bearing Structural Features & Performance Benefits
- High Rigidity and Load Capacity: The single row design with a 40° contact angle is engineered to provide high rigidity, enabling the bearing to effectively support combined radial and axial loads. The optimized shoulder diameters on both rings ensure secure positioning and stable operation.
- High-Speed Performance: The use of a brass cage (Y) ensures dimensional stability and low friction at high rotational speeds, contributing to the bearing's impressive limiting speed of 6,300 rpm.
- Precision Engineering: Manufactured to P6 tolerance, this bearing guarantees minimal runout and high rotational accuracy, which is crucial for applications like machine tool spindles.
- Durability and Material Quality: Constructed from chrome steel for both rings and balls, the bearing offers high fatigue life and wear resistance, operating reliably within a temperature range of -30°C to 110°C.
7215 BEGAY Bearing Typical Application Areas
The 7215 BEGAY is ideally suited for demanding applications across various industries, including:
- Machine Tool Spindles: Where high precision, speed, and rigidity are paramount.
- Industrial Pumps and Compressors: For handling axial and radial loads in rotating assemblies.
- Precision Gearboxes: Providing accurate shaft positioning and supporting gear loads.
- Agricultural and Construction Machinery: In applications requiring robust performance under heavy loads.
