F688-2RS Bearing Overview
The F688-2RS is a miniature flange deep groove ball bearing with double-sided rubber seals, designed for applications requiring dust and moisture protection. Below are its key features and typical use cases.
F688-2RS Parameter

Core Features
- Dual Seals (2RS): Effective against dust, moisture, and contaminants, extending service life in harsh environments.
- Compact Design: Ideal for space-constrained applications with a miniature 8×16×5mm footprint.
- High Precision: 9 steel balls ensure smooth rotation and low noise, suitable for sensitive equipment.
- Material Options: Available in corrosion-resistant stainless steel or standard bearing steel.
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Typical Applications
- Electronics & Instruments: Precision components in sensors, meters, and small motors.
- Household Appliances: Used in fans, hair dryers, and massage devices for quiet operation.
- Industrial Machinery: Light-duty gearboxes, conveyor rollers, and automation systems.
- Medical Devices: Low-noise bearings in diagnostic equipment and robotic arms.