SMF104zz
SMF Series Stainless Steel 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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SMF104zz Bearing Product Overview & Core Advantages
The SMF104zz is a miniature shielded ball bearing designed for precision applications requiring compact dimensions and reliable performance. This single row deep groove ball bearing excels in handling radial loads and is constructed entirely from stainless steel for enhanced corrosion resistance. Its key advantages include a compact 4x10x4 mm design, making it ideal for space-constrained assemblies, and a shielded construction that protects against contamination while maintaining low friction operation. Engineered for high reliability in demanding environments, this bearing is a robust solution for applications requiring consistent performance and long service life.
SMF104zz Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| SMF104 | Bearing series designation indicating specific dimensions (4mm bore, 10mm OD, 4mm width) |
| zz | Double shielded construction providing protection from contaminants on both sides |
SMF104zz Bearing Structural Features & Performance Benefits
Deep Groove Geometry: The optimized raceway design enables efficient radial load distribution and smooth rotational characteristics.
Full Stainless Steel Construction: All components including rings, balls, cage, and shields are manufactured from stainless steel, providing excellent corrosion resistance and durability in harsh environments.
Double Shield Protection: The zz shields effectively prevent contamination ingress while minimizing friction, contributing to extended service life and reduced maintenance requirements.
Precision Engineering: Manufactured to ABEC1 tolerance class with MC3 radial clearance (0.002-0.013mm), ensuring consistent performance and reliable operation in precision applications.
High-Speed Capability: With a limiting speed of 43,200 rpm, this bearing is suitable for high-speed applications requiring stable performance.
SMF104zz Bearing Typical Application Areas
- Small Precision Motors: Ideal for miniature DC motors, stepper motors, and servo motors requiring reliable rotational support
- Medical Devices: Suitable for surgical instruments, dental handpieces, and diagnostic equipment where precision and corrosion resistance are critical
- Office Automation Equipment: Used in printers, scanners, and copiers for precise paper handling mechanisms
- Instrumentation and Measurement Devices: Applied in precision gauges, optical instruments, and laboratory equipment
- Consumer Electronics: Incorporated in small fans, computer peripherals, and portable devices requiring compact bearing solutions
- Robotics and Automation: Suitable for small robotic joints, positioning systems, and automated assembly equipment
