6309-Z
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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6309-Z Bearing Product Overview & Core Advantages
The 6309-Z is a single row deep groove ball bearing designed for exceptional performance in demanding applications. Engineered with precision to P6 tolerance, it offers superior running accuracy. Its key advantage lies in its ability to efficiently handle radial loads and moderate axial loads in both directions. The integrated shielded (Z) design protects against contamination while the pre-lubrication ensures long-term, maintenance-free operation, making it a highly reliable and compact solution for various industrial machinery.
6309-Z Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Significance |
|---|---|---|
| 6309 | Standard designation for a medium series deep groove ball bearing with a 45mm bore. | Defines the core bearing dimensions and basic type. |
| -Z | Denotes a shielded bearing on one side. | Provides effective protection against large particulate contaminants, retaining grease and enhancing service life. |
6309-Z Bearing Structural Features & Performance Benefits
Optimized Internal Geometry: The deep groove raceway and high-grade chrome steel construction enable smooth operation and high load capacity.
High-Speed Capability: The stainless steel cage ensures stability and low friction, contributing to a high limiting speed of 9,500 rpm.
Robust Load Handling: With a radial dynamic load rating of 12,432 lbf and a static load rating of 7,081 lbf, it is built for durability under significant stress.
Sealed and Lubricated for Life: The shielded design, combined with factory-applied grease, offers a sealed, maintenance-free solution ideal for applications where re-lubrication is difficult.
6309-Z Bearing Typical Application Areas
The 6309-Z is ideally suited for a wide range of industrial applications requiring reliability and precision, including:
- Electric Motors and Generators
- Industrial Pumps and Compressors
- Gearboxes and Power Transmission Systems
- Material Handling Equipment
- Agricultural Machinery
