6328
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
6328
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
18600 g
Tolerance class
P6
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
140 mm
Bore diameter tolerance
-0.018mm to 0
Outside diameter
300 mm
Outside diameter tolerance
-0.025mm to 0
Width
62 mm
Width tolerance
-0.25mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
56427 lbf
Radial static load rating
55078 lbf
Limiting speed
3 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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6328 Bearing Product Overview & Core Advantages
The 6328 single row deep groove ball bearing is a precision radial bearing engineered for high-performance industrial applications. Designed with an open construction and manufactured to P6 tolerance class, it delivers exceptional running accuracy and rotational stability. Its robust chrome steel construction provides high durability and reliable operation under significant radial dynamic loads up to 56,427 lbf. This bearing is ideal for applications demanding high precision, reliability, and long service life in standard operating environments.
6328 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 63 | Series designation indicating medium duty and specific dimensional series. |
| 28 | Bore diameter code for a 140 mm bore. |
| (Open) | No seal or shield, allowing for higher speed capability and versatile relubrication options. |
| (P6) | Tolerance class indicating tighter dimensional and running accuracy than standard (P0) bearings. |
| (CN) | Standard radial internal clearance for normal operating conditions. |
6328 Bearing Structural Features & Performance Benefits
- High Load Capacity: The single row deep groove design with optimized raceway geometry enables the bearing to handle high radial dynamic and static loads efficiently, ensuring reliable performance in demanding applications.
- Precision Performance: Manufactured to a P6 tolerance class, this bearing offers superior dimensional stability and reduced vibration, which is critical for high-speed applications up to 3,000 rpm.
- Robust Material: Constructed from high-grade chrome steel for both rings and balls, providing excellent wear resistance, high hardness, and long operational life.
- Versatile Lubrication: The open seal type allows for easy cleaning and the application of various lubricants, making it adaptable to specific operational needs and environments within its temperature range of -30°C to 120°C.
6328 Bearing Typical Application Areas
- Industrial Electric Motors and Generators
- Gearboxes and Power Transmission Systems
- Material Handling Equipment (Conveyors, Pulleys)
- Agricultural Machinery
- General Industrial Machinery requiring robust radial support
