697
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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697 Bearing Product Overview & Core Advantages
The 697 is a single row deep groove ball bearing designed for exceptional performance in compact spaces. Engineered for high-speed operation and reliable radial load capacity, this precision bearing is a fundamental component in applications demanding smooth rotation and long service life. Its open design allows for versatile lubrication options, while its ABEC1 tolerance class ensures consistent quality and reliable operation. The combination of chrome steel rings and a stainless steel cage provides excellent durability and corrosion resistance.
697 Bearing Model Code Explained, Specifications & Naming Convention
The model designation "697" follows a standard industry numbering system. The specifications provided detail its complete technical makeup:
- Seal Type: Open - Allows for custom lubrication schemes and facilitates high-speed performance.
- Cage Material: Stainless Steel - Offers high strength and excellent corrosion resistance for reliable cage performance.
- Internal Clearance: MC3 - A standard radial internal clearance group suitable for a wide range of common operating conditions.
- Tolerance Class: ABEC1 - Denotes a standard level of precision for runout and dimensional accuracy.
697 Bearing Structural Features & Performance Benefits
The 697 bearing's performance is derived from its optimized design and material selection:
- High-Speed Capability: The open seal design, combined with the lightweight stainless steel cage and precision-ground chrome steel components, enables a high limiting speed of 36,000 rpm, making it an ideal high-speed bearing.
- Radial Load Capacity: The deep groove raceway and optimized ball complement (9 balls) are engineered to efficiently support significant radial dynamic and static loads.
- Durability and Precision: Manufactured to ABEC1 standards, this bearing ensures low vibration and smooth operation. The use of high-grade chrome steel for rings and balls provides a long operational lifespan under demanding conditions.
- Compact and Lightweight: With compact bearing dimensions (7mm bore, 17mm OD, 5mm width) and a weight of only 5.26g, it is perfect for applications where space and weight are critical constraints.
697 Bearing Typical Application Areas
The 697 single row deep groove ball bearing is widely used in various precision mechanisms and small machinery, including:
- Small Electric Motors and Gearboxes
- Precision Instruments and Optical Devices
- Computer Cooling Fans and Spindles
- Office Automation Equipment
- Medical Devices and Dental Handpieces
- Radio-Control Models and Drones
