R6zz
R 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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R6zz Bearing Product Overview & Core Advantages
The R6zz is a precision miniature ball bearing designed for demanding applications requiring reliable performance in compact spaces. As a single row deep groove ball bearing with shielded construction, it excels at handling radial loads and offers high operational consistency. Its inch dimensions, high-grade materials, and optimized internal geometry make it an ideal choice for applications prioritizing compact design and dependable rotation.
R6zz Bearing Model Code Explained, Specifications & Naming Convention
- R: Denotes a specific series of miniature and instrument ball bearings with inch dimensions.
- 6: Indicates a specific bore size code. Combined with "R", it defines the specific bearing size.
- zz: Signifies that the bearing is equipped with shields on both sides (non-contact). This provides effective protection against contaminant ingress while minimizing friction and torque.
R6zz Bearing Structural Features & Performance Benefits
Robust Construction for High Reliability: Manufactured from chrome steel rings and balls with a stainless steel cage, the R6zz ensures durability and corrosion resistance. The deep groove raceway is optimized for efficient radial load distribution.
Effective Contamination Protection: The non-contact stainless steel shields (zz) protect the internal components from dust and other particulates, extending bearing service life and maintaining performance without significantly increasing rotational torque.
Precision Performance: Built to ABEC1 tolerance class with a controlled MC3 radial internal clearance, this bearing provides smooth and precise operation, making it suitable for a wide range of industrial and precision instruments.
High-Speed Capability: With a limiting speed of 32,000 rpm, it is engineered for high-speed applications. The stainless steel cage contributes to stability and reduced friction at elevated rotational velocities.
R6zz Bearing Typical Application Areas
The R6zz is widely used in various precision and compact mechanisms, including:
- Small Electric Motors (e.g., drones, precision tools)
- Precision Instruments and medical devices
- Office Automation Equipment (printers, scanners)
- Computer Disk Drives and cooling fans
- Various industrial machinery requiring miniature bearings with reliable shielding
