S6904zz
S6900 Series Stainless Steel Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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S6904zz Bearing Product Overview & Core Advantages
The S6904zz is a single row deep groove ball bearing designed for high-performance applications requiring reliability and precision. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its core advantages include the ability to handle significant radial loads and moderate axial loads in both directions. The inclusion of shielded (ZZ) seals helps retain lubrication and exclude contaminants, contributing to a long service life. With an ABEC-1 precision class and a compact design, it is an ideal choice for applications demanding high rotational accuracy and consistent performance in demanding environments.
S6904zz Bearing Model Code Explained, Specifications & Naming Convention
| Suffix / Prefix | Technical Meaning | Benefit |
|---|---|---|
| S | Stainless Steel Construction | Provides superior corrosion resistance for use in harsh or washdown environments. |
| 6904 | Standard Bearing Series & Size Designation | Indicates a compact bearing series with a 20mm bore, 37mm OD, and 9mm width. |
| ZZ | Shielded on Both Sides | Offers effective protection against contamination while minimizing friction, contributing to a high limiting speed. |
S6904zz Bearing Structural Features & Performance Benefits
- Deep Groove Raceway & Single Row Design: The deep groove geometry enables the bearing to support not only radial loads but also significant bidirectional axial loads, making it highly versatile.
- Full Complement Stainless Steel: All components, including rings, balls, and the cage, are made from stainless steel. This ensures uniform thermal expansion, excellent corrosion resistance, and is compliant with ROHS and REACH standards.
- Shielded Protection: The non-contact ZZ shields are a key feature for maintenance. They protect the internal bearing components from dust and debris, helping to preserve the lubricant's integrity and extend service intervals.
- Precision & Clearance: Manufactured to ABEC-1 tolerance standards with a C0 radial internal clearance group, this bearing delivers reliable, smooth, and quiet operation, which is critical for precision applications.
S6904zz Bearing Typical Application Areas
The S6904zz is suited for a wide range of applications where corrosion resistance, compact bearing dimensions, and reliable performance are paramount. Typical uses include:
- Food Processing and Packaging Machinery
- Medical and Dental Equipment
- Precision Instruments and Optical Devices
- Small Electric Motors and Gearboxes
- Agricultural and Marine Equipment (non-submerged)
