7230 BGAM
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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7230 BGAM Bearing Product Overview & Core Advantages
The **7230 BGAM** is a **precision angular contact ball bearing** designed for demanding applications requiring high-speed operation and exceptional **rigidity**. As a **single row** bearing with a **40° contact angle**, it excels at handling **combined loads** – simultaneously supporting substantial radial loads and significant axial loads in one direction. Manufactured to **P6 (ABEC-3) tolerance class**, it ensures high running accuracy, making it ideal for high-performance spindles and precision machinery. Its open design, when paired with the correct lubrication system, facilitates superior **high-speed performance**.
7230 BGAM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 7230 | Standard bearing series designation, indicating a 150mm bore, 270mm OD, and 45mm width. | Defines the core bearing dimensions. |
| B | A 40° contact angle. | Optimized for high axial load capacity and rigidity. |
| GAM | Indicates a brass cage, a specific internal design, and is pre-lubricated. | The brass cage ensures stability at high speeds, while pre-lubrication facilitates initial operation. |
7230 BGAM Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The 40° contact angle and optimized raceway geometry provide superior stiffness, enabling the bearing to handle high combined loads with minimal deflection.
- Optimized for High Speeds: The machined brass cage (GAM) offers excellent strength and guidance, contributing to a high limiting speed of 3,200 rpm. The open design allows for efficient lubrication circulation and heat dissipation.
- Precision Engineering: Manufactured to P6 tolerance class, this bearing guarantees precise running accuracy and low vibration levels, which is critical for applications like machine tool spindles.
- Robust Material Construction: Made from chrome steel for rings and balls, the bearing provides high fatigue life and durability under demanding operating conditions.
7230 BGAM Bearing Typical Application Areas
The 7230 BGAM is ideally suited for high-performance machinery where precision, speed, and rigidity are paramount. Key industries and equipment include:
- Machine Tool Spindles: High-speed milling, grinding, and turning centers.
- Precision Gearboxes: Industrial transmissions requiring high accuracy and load capacity.
- Pumps and Compressors: Applications with significant axial and radial forces.
- High-Frequency Motors and Spindles: Where minimal runout and high rotational accuracy are required.
