6908zz
6900 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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6908zz Bearing Product Overview & Core Advantages
The 6908ZZ is a single row deep groove ball bearing featuring integral shielded construction on both sides. Engineered for radial load applications, this metric bearing delivers reliable performance in compact spaces with its 40 mm bore diameter and 12 mm width. Manufactured to ABEC-1 precision tolerances with C0 radial internal clearance, it provides consistent operation and extended service life. The combination of chrome steel rings, chrome steel balls, and stainless steel cage ensures durability and corrosion resistance, making it suitable for various industrial applications requiring high reliability and cost-effective performance.
6908zz Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
|---|---|---|
| 6908 | Basic bearing designation indicating 40mm bore, 62mm OD, 12mm width | Standard dimension compatibility |
| ZZ | Double-sided steel shields | Contaminant protection, extended bearing life |
6908zz Bearing Structural Features & Performance Benefits
Deep Groove Design: The optimized raceway geometry enables efficient handling of radial loads while accommodating moderate axial loads in both directions, providing versatile load capacity.
Shielded Protection: Double steel shields (ZZ) effectively retain lubrication and exclude contaminants, enhancing operational reliability in demanding environments.
Precision Construction: Manufactured to ABEC-1 tolerance standards with controlled radial internal clearance (C0), ensuring smooth operation and reduced vibration.
Material Excellence: Chrome steel rings and balls provide high hardness and wear resistance, while the stainless steel cage offers corrosion resistance and dimensional stability.
Performance Ratings: With a dynamic load rating of 3082 lbf and static load rating of 2232 lbf, the bearing delivers robust performance under substantial operational stresses.
6908zz Bearing Typical Application Areas
- Electric Motors: Main shafts and rotor support in industrial and automotive applications
- Power Tools: Drill chucks, angle grinders, and other handheld equipment
- Industrial Gearboxes: Speed reduction units and transmission systems
- Material Handling Equipment: Conveyor rollers, pulley systems, and transfer mechanisms
- Agricultural Machinery: Implement drives, PTO shafts, and harvesting equipment
- Automotive Components: Alternators, water pumps, and auxiliary drives
