61811-2RZ
618 & 619 Series Thin Section Bearings
Image may differ from product. See technical specification for details.
Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
61811-2RZ Bearing Product Overview & Core Advantages
The 61811-2RZ is a metric single row deep groove ball bearing designed for high-precision applications requiring reliable performance in compact spaces. Its sealed construction (2RZ) provides superior protection against contaminants while the P6 tolerance class ensures exceptional running accuracy. This bearing excels at handling primarily radial loads while accommodating moderate axial loads, making it ideal for applications demanding high rotational accuracy and long service life without maintenance.
61811-2RZ Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| 61811 | Basic designation for metric deep groove ball bearing series | Standardized dimensions and load capacity |
| 2RZ | Non-contact rubber seals on both sides | Effective contamination protection with minimal friction |
61811-2RZ Bearing Structural Features & Performance Benefits
Optimized Sealing System: The 2RZ non-contact rubber seals provide excellent protection against dust and moisture while maintaining low operating torque, contributing to the bearing's high limiting speed of 9,500 rpm.
Precision Engineering: Manufactured to P6 tolerance class with CN radial internal clearance, this bearing delivers exceptional running accuracy and consistent performance in precision applications.
Superior Material Composition: Constructed with chrome steel rings and balls combined with a stainless steel cage, ensuring durability and corrosion resistance within the operating temperature range of -30°C to 120°C.
Compact Design Efficiency: With a 9mm width and optimized cross-section, this bearing provides maximum load capacity in minimal space, featuring a dynamic load rating of 2032 lbf and static load rating of 1978 lbf.
61811-2RZ Bearing Typical Application Areas
- Electric Motors - Small to medium-sized motors requiring sealed, precision bearings
- Office Equipment - Printers, copiers, and scanners demanding quiet, reliable operation
- Medical Devices - Precision instruments where contamination protection is critical
- Automotive Components - Auxiliary systems, pumps, and small gearboxes
- Industrial Fans & Blowers - Applications requiring sealed bearings for extended maintenance intervals
- Food Processing Equipment - Machinery where sealed construction prevents contamination
