S635zz
600 Series Stainless Steel Miniature Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Ball & Washer Dimensions
Performance
Materials
Environment & Compliance
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S635zz Bearing Product Overview & Core Advantages
The S635zz is a single row deep groove ball bearing designed for radial load applications requiring compact dimensions and reliable performance. Constructed entirely from stainless steel, it offers excellent corrosion resistance. A key feature is its integrated ZZ shields on both sides, which effectively retain lubricant and exclude contaminants, making it a robust and low-maintenance solution for various industrial and precision equipment.
S635zz Bearing Model Code Explained, Specifications & Naming Convention
| S | Stainless Steel Ring and Ball Material |
| 635 | Standard Bearing Size Designation (5mm Bore, 19mm OD, 6mm Width) |
| ZZ | Shielded on Both Sides for Contaminant Protection and Lubricant Retention |
S635zz Bearing Structural Features & Performance Benefits
Compact and Robust Design: The single row construction with a deep groove raceway is optimized for high-speed operation and primarily handles radial loads. The use of a stainless steel cage ensures compatibility and durability in demanding environments.
High-Speed Capability: With a limiting speed of 28,800 rpm, this bearing is suitable for high-rotation applications. The precision ABEC1 tolerance class contributes to smooth and quiet operation.
Effective Sealing and Lubrication: The ZZ shields provide a critical barrier against dust and debris while retaining the necessary lubrication. The standard MC3 radial internal clearance (0.002mm to 0.013mm) ensures optimal performance across its specified temperature range of -30°C to 110°C.
S635zz Bearing Typical Application Areas
The S635zz is widely used in applications requiring small, reliable, and corrosion-resistant bearings. Common uses include:
- Small Electric Motors and Gearboxes
- Precision Instruments and Medical Devices
- Office Automation Equipment (e.g., Printers, Scanners)
- Food Processing and Packaging Machinery
- Various Low-Torque, High-Speed Drives
