6811
6800 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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6811 Bearing Product Overview & Core Advantages
The 6811 single row deep groove ball bearing is a precision-engineered metric bearing designed for reliable performance in radial load applications. Characterized by its compact design with a 9mm width, this bearing offers excellent high-speed capability with a limiting speed of 10,000 rpm. Manufactured to ABEC-1 precision class standards, it ensures consistent operation and long service life. The open design allows for versatile lubrication options, making it suitable for various industrial environments requiring dependable radial load support.
6811 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Impact |
|---|---|---|
| 68 | Extra-light series bearing | Compact cross-section for space-constrained applications |
| 11 | Bore diameter code (55mm) | Standardized sizing for easy replacement and integration |
| (No suffix) | Open construction, no seals | Maximum speed capability and flexible lubrication options |
6811 Bearing Structural Features & Performance Benefits
Optimized Load Capacity: The single row deep groove geometry efficiently handles radial dynamic loads up to 1980 lbf and static loads of 1818 lbf, providing reliable performance in demanding applications.
Precision Engineering: Manufactured with chrome steel rings and balls combined with a stainless steel cage, this bearing ensures dimensional stability and corrosion resistance. The C0 radial internal clearance (0.008mm to 0.028mm) provides optimal performance for most industrial applications.
High-Speed Performance: With a limiting speed of 10,000 rpm, the bearing is ideal for high-rotation applications. The open design minimizes friction and heat generation, while the precision-ground components ensure smooth operation at elevated speeds.
Environmental Compliance: The bearing is ROHS and REACH compliant, meeting international environmental standards. The operating temperature range of -30°C to 110°C ensures reliable performance across various environmental conditions.
6811 Bearing Typical Application Areas
- Electric Motors: Ideal for small to medium-sized motors requiring high-speed operation and reliable radial load support
- Precision Instruments: Suitable for medical devices, measuring instruments, and laboratory equipment where compact size and precision are critical
- Office Automation Equipment: Used in printers, scanners, and copiers for smooth rotational performance
- Small Power Tools: Provides reliable bearing support in handheld tools and light industrial equipment
- Automotive Accessories: Applications in pumps, fans, and auxiliary systems requiring compact bearing solutions
