MF63zz
MF 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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MF63zz Bearing Product Overview & Core Advantages
The MF63zz is a miniature shielded ball bearing designed for precision applications requiring compact dimensions and reliable performance. As a single row deep groove ball bearing, it excels at handling radial loads while also accommodating moderate axial loads in both directions. Its shielded design offers effective contamination protection, making it suitable for high-speed operation and applications demanding long service life with minimal maintenance. With its ABEC1 precision class and compact bearing dimensions (3mm bore, 6mm OD), it provides an optimal solution for space-constrained, high-performance mechanisms.
MF63zz Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning | Advantage |
|---|---|---|
| zz | Double-sided metal shields | Provides effective protection against contaminants while maintaining low friction |
| MF63 | Miniature flange bearing series with specific dimensions | Enables secure mounting and precise positioning in compact assemblies |
MF63zz Bearing Structural Features & Performance Benefits
Deep Groove Geometry: The optimized raceway design ensures smooth operation and efficient load distribution, enhancing bearing life and performance stability.
Double Metal Shields (zz): These non-contact shields provide excellent protection against dust and debris while minimizing friction losses, contributing to the high-speed capability of up to 71,000 rpm.
Stainless Steel Cage: The precision-formed cage maintains proper ball spacing and alignment, ensuring consistent performance under varying operational conditions.
Flange Design: The integrated flange (7.2mm outer diameter) facilitates easy installation and precise axial positioning, reducing assembly complexity and improving system reliability.
Precision Manufacturing: Manufactured to ABEC1 tolerance class with controlled radial internal clearance (MC3: 0.002-0.013mm), ensuring consistent performance and smooth operation.
MF63zz Bearing Typical Application Areas
- Small DC Motors and miniature motor applications requiring high-speed operation
- Precision Instruments and laboratory equipment where compact size and reliability are critical
- Office Automation Equipment including printers, scanners, and copiers
- Medical Devices and dental hand tools requiring smooth, quiet operation
- Robotics and miniature automation systems with space constraints
- Consumer Electronics such as small fans, drones, and precision mechanisms
