D/W R8-2Z
D/W Series Stainless Steel Miniature Bearings
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D/W R8-2Z Bearing Product Overview & Core Advantages
The D/W R8-2Z is a single row deep groove ball bearing engineered for precision and reliability in demanding applications. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its key advantage lies in its ability to efficiently handle radial loads while its shielded design (2Z) protects against contamination. This bearing is pre-lubricated with grease, making it a maintenance-free solution ideal for applications requiring long service life and consistent performance within a standard temperature range.
Model Code Breakdown
| Code Segment | Meaning | Technical Implication |
|---|---|---|
| D/W | Manufacturer / Series Designation | Identifies the bearing series from a specific manufacturer. |
| R8 | Bore Size Code | Specifies a bore diameter of 0.5 inches. |
| 2Z | Shielded on Both Sides | Features non-contact metal shields that protect the internal components from dust and other contaminants while retaining lubrication, contributing to its maintenance-free operation. |
D/W R8-2Z Bearing Structural Features & Performance Benefits
- Robust Stainless Steel Construction: All components, including rings, balls, and the cage, are made from stainless steel, providing superior corrosion resistance and durability in harsh environments.
- Effective Contamination Protection: The 2Z shields are a critical feature, preventing the ingress of contaminants and the egress of grease, ensuring long-term operational integrity without the need for re-lubrication.
- Reliable Load Capacity: With a dynamic load rating of 994 lbf and a static load rating of 531 lbf, this bearing is designed to handle significant radial loads in various applications.
- Precision and Stability: Manufactured to P0 tolerance class and standard CN radial internal clearance, it offers consistent performance and running accuracy, making it a reliable precision bearing for general industrial use.
D/W R8-2Z Bearing Typical Application Areas
The D/W R8-2Z is versatile and finds use in numerous sectors requiring a reliable, corrosion-resistant, and shielded bearing. Common applications include:
- Food Processing and Packaging Machinery
- Medical and Laboratory Equipment
- Agricultural Machinery
- Electric Motors and Small Gearboxes
- Conveyor Systems
- Various Industrial Machinery where corrosion resistance is critical
