6309-ZJEM
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
6309-ZJEM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
811 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
45 mm
Bore diameter tolerance
-0.012mm to 0
Outside diameter
100 mm
Outside diameter tolerance
-0.015mm to 0
Width
25 mm
Width tolerance
-0.120mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
11915 lbf
Radial static load rating
7194 lbf
Limiting speed
6.7 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 14.42
/ each
In Stock
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6309-ZJEM Bearing Product Overview & Core Advantages
The 6309-ZJEM is a single row deep groove ball bearing engineered for superior performance in demanding applications. This metric bearing is characterized by its high radial load capacity and robust construction, making it an ideal choice for general industrial machinery requiring reliable operation. Its shielded design offers effective protection against contaminant ingress, while the ABEC 1 precision class ensures consistent and smooth running. The combination of a high-grade chrome steel construction and optimized internal geometry delivers excellent durability and a long service life.
6309-ZJEM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix Code | Technical Meaning | Benefit |
|---|---|---|
| Z | One-side Shielded | Protects bearing internals from large particulate contaminants. |
| JEM | J-steel Cage, Electrically Machined | Provides high strength and excellent guidance for the balls, contributing to stable operation at the limiting speed. |
6309-ZJEM Bearing Structural Features & Performance Benefits
- Robust Load Capacity: The single row deep groove raceway and high-quality chrome steel construction enable a high radial dynamic load rating of 11915 lbf, making it suitable for applications with significant radial forces.
- Optimized Internal Geometry: Precision manufacturing ensures smooth ball rolling and low vibration, which is critical for applications within the ABEC 1 tolerance class.
- Contaminant Protection: The pressed steel shield (Z-type) effectively retains the factory-supplied grease and excludes larger contaminants, enhancing bearing life in unclean environments. Note: This bearing is supplied without lubrication ("None"), allowing for custom grease selection based on application needs.
- High-Speed Capability: The combination of the JEM pressed steel cage and optimized internal design supports a limiting speed of 6,700 rpm, suitable for a wide range of industrial drives.
6309-ZJEM Bearing Typical Application Areas
This versatile bearing is commonly specified in:
- Electric Motors and Gearboxes
- Industrial Pumps and Fans
- Material Handling Conveyors
- Agricultural Machinery
- General Industrial Machinery requiring reliable radial load support
