F693zz
F Series Flanged Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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F693zz Bearing Product Overview & Core Advantages
The F693zz is a metric miniature ball bearing engineered for high-performance applications demanding compact design and reliable operation. As a single row deep groove ball bearing, it is primarily designed to accommodate radial loads efficiently. Its shielded (ZZ) construction provides effective contamination protection, enhancing service life in challenging environments. This bearing is characterized by its high limiting speed and ABEC1 precision class, making it a robust and cost-effective solution for a wide range of precision mechanisms.
F693zz Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| F693 | Bearing series and size designation | Indicates a specific series of miniature bearings with a 3mm bore, 8mm OD, and 4mm width. |
| zz | Double-sided metal shields | Provides protection from solid contaminants while retaining lubricant, contributing to low maintenance requirements. |
F693zz Bearing Structural Features & Performance Benefits
- Deep Groove Raceway & Single Row Design: Optimized for handling significant radial loads, ensuring smooth rotation and reduced friction.
- Shielded Construction (ZZ): The 300 series stainless steel shields protect the internal components from dust and debris, significantly extending the bearing's service life without the added torque of contact seals.
- High-Quality Materials: Constructed from chrome steel rings and balls with a stainless steel cage, offering excellent durability, corrosion resistance, and consistent performance.
- High-Speed Capability: The combination of the precision-ground components, stainless steel cage, and optimized internal geometry allows for a limiting speed of 60,000 rpm, making it suitable for high-speed applications.
- Precision & Clearance: Manufactured to ABEC1 tolerance class with an MC3 radial internal clearance, ensuring reliable and precise operation in a variety of operating conditions.
F693zz Bearing Typical Application Areas
The F693zz miniature deep groove ball bearing is ideally suited for applications requiring compact size, high speed, and reliable performance. Key industries and equipment include:
- Small Precision Motors: Used in stepper motors, DC motors, and spindle motors for drones, RC vehicles, and office automation equipment.
- Medical Devices: Found in dental handpieces, small pumps, and diagnostic equipment where reliability and compactness are critical.
- Instrumentation & Robotics: Employed in encoders, sensors, and miniature robotic joints for precise motion control.
- Computer Hardware: Used in cooling fans and small disk drives.
- General Precision Machinery: Applicable in various small mechanisms requiring smooth rotational movement.
