7303 BE-2RZP
Single Row Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Performance
Materials
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7303 BE-2RZP Bearing Product Overview & Core Advantages
The 7303 BE-2RZP is a single row angular contact ball bearing designed for high-performance applications requiring precision and reliability. Engineered to handle combined loads—simultaneous radial and significant one-direction axial loads—this bearing excels in demanding environments. Its 40° contact angle provides superior axial load capacity and high rigidity. With P6 (ABEC-3) precision tolerance and factory-applied lubrication, it delivers exceptional running accuracy and is ready for immediate installation, making it ideal for high-speed machinery and precision instruments.
7303 BE-2RZP Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| BE | Increased internal clearance / contact angle optimization | Accommodates thermal expansion, suitable for high-speed operation. |
| 2RZ | Non-contact rubber seals on both sides | Effective contamination protection with minimal friction, preserving high-speed capability. |
| P | Pre-greased (lubricated) | Ensures immediate operation and long-term, maintenance-free performance. |
7303 BE-2RZP Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row design with a steep 40° contact angle provides excellent resistance to axial loads and enhances system stiffness, making it suitable for applications with significant thrust forces.
- Optimized High-Speed Performance: The lightweight Nylon cage reduces centrifugal forces, while the non-contact 2RZ seals minimize friction, collectively supporting a high limiting speed of 15,000 rpm.
- Precision & Longevity: Manufactured to P6 (ABEC-3) tolerance for precise running, and pre-lubricated for immediate, reliable service within a broad temperature range of -30°C to 110°C.
- Maintenance-Free Operation: The combination of effective sealing and factory-applied grease provides a sealed-for-life solution, reducing total cost of ownership.
7303 BE-2RZP Bearing Typical Application Areas
The 7303 BE-2RZP is ideally suited for a wide range of precision machinery and high-speed equipment, including:
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Industrial Robotics and Automation Systems
- Medical and Dental Equipment
- Electric Motors and Fans
