698 2rs
600 Series Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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698 2rs Bearing Product Overview & Core Advantages
The 698 2RS is a metric single row deep groove ball bearing designed for reliable performance in compact spaces. Featuring integral rubber seals (2RS) on both sides, this sealed bearing provides excellent contamination protection while maintaining smooth operation. Its optimized radial load capacity and ABEC1 precision class make it suitable for applications requiring consistent performance and extended service life. The combination of chrome steel components and stainless steel cage ensures durability and corrosion resistance in various operating conditions.
Model Code Detailed Breakdown
| Code Element | Technical Meaning | Performance Benefit |
|---|---|---|
| 698 | Standard metric bearing series with 8mm bore diameter | Compact design for space-constrained applications |
| 2RS | Double rubber contact seals on both sides | Superior contamination protection and lubricant retention |
698 2rs Bearing Structural Features & Performance Benefits
Optimized Radial Load Capacity: The deep groove raceway design and 7 precision balls (3.175mm diameter) provide excellent radial load handling capability, with a dynamic rating of 428 lbf and static rating of 165 lbf.
Enhanced Sealing Performance: The Nitrile rubber seals (2RS) offer effective protection against contaminants while maintaining low friction operation, extending bearing service life in challenging environments.
Precision Engineering: Manufactured to ABEC1 tolerance class with controlled radial internal clearance (MC3: 0.002-0.013mm), ensuring consistent performance and smooth operation.
High-Speed Capability: With a limiting speed of 36,000 rpm and stainless steel cage, this bearing maintains stability and reliability at high rotational speeds.
Temperature Resilience: Operating temperature range of -30°C to 110°C allows for use in various environmental conditions.
698 2rs Bearing Typical Application Areas
Small Electric Motors: Ideal for miniature DC motors, fan motors, and small power tools requiring reliable sealed bearing performance.
Precision Instruments: Suitable for medical devices, optical equipment, and measuring instruments where compact dimensions and consistent operation are critical.
Office Equipment: Commonly used in printers, scanners, and copiers for spindle and roller applications.
Automotive Accessories: Applications in small pumps, actuators, and auxiliary systems requiring sealed protection against environmental contaminants.
Consumer Electronics: Used in high-performance computer cooling fans, drones, and small appliances where high-speed operation and reliability are essential.
