7203 BE-2RZP
Single Row Angular Contact Ball Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Performance
Materials
Environment & Compliance
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7203 BE-2RZP Bearing Product Overview & Core Advantages
The 7203 BE-2RZP is a single row angular contact ball bearing designed for applications requiring high precision and reliability. Engineered to support combined loads (simultaneous radial and axial loads), this bearing features a 40° contact angle for excellent axial load capacity. Its sealed construction and pre-lubrication ensure long-term performance with minimal maintenance, making it ideal for high-speed operation up to 17,000 rpm. Manufactured to P6 (ABEC-3) tolerance class, it delivers consistent performance in demanding environments.
7203 BE-2RZP Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| 7203 | Standard bearing series with 17mm bore, 40mm OD | Compact bearing dimensions for space-constrained applications |
| BE | Optimized internal design with increased ball complement | Enhanced load carrying capacity and stiffness |
| 2RZ | Non-contact rubber seals on both sides | Effective contamination protection with minimal friction |
| P | Precision P6 tolerance class | Superior running accuracy and dimensional consistency |
7203 BE-2RZP Bearing Structural Features & Performance Benefits
High-Precision Construction: Manufactured from chrome steel with a nylon cage, this bearing maintains dimensional stability under varying operating conditions. The optimized internal geometry ensures smooth operation at high speeds.
Enhanced Load Capacity: The 40° contact angle provides superior axial load handling while maintaining excellent radial load capacity (2340 lbf dynamic, 1238 lbf static). The BE design with increased ball count distributes loads more effectively across the raceways.
High-Speed Performance: The lightweight nylon cage reduces centrifugal forces, enabling reliable operation at limiting speeds of 17,000 rpm. The non-contact 2RZ seals minimize friction while protecting against contamination.
Maintenance-Free Operation: Factory-pre-lubricated and sealed construction eliminates the need for relubrication throughout the bearing's service life. The temperature range of -30° to 110°C ensures performance across various operating conditions.
7203 BE-2RZP Bearing Typical Application Areas
- Machine tool spindles and precision rotating systems
- Electric motors and high-speed drives
- Industrial pumps and compressors
- Robotics and automation equipment
- Medical equipment and laboratory instruments
- Aerospace components requiring precision bearings
