6311 Y/C783
6000, 6200 & 6300 Series Metric Standard Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
6311 Y/C783
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1350 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
55 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
120 mm
Outside diameter tolerance
-0.015mm to 0
Width
29 mm
Width tolerance
-0.150mm to 0
Performance
Temperature range
-30°to 120 °C
Radial dynamic load rating
16096 lbf
Radial static load rating
10116 lbf
Limiting speed
5.6 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:
$ 90.01
/ each
In Stock
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6311 Y/C783 Bearing Product Overview & Core Advantages
The 6311 is a single row deep groove ball bearing engineered for outstanding performance in general industrial applications. This metric bearing is designed primarily to support radial loads and offers a robust, cost-effective solution. Its open design allows for versatile lubrication options, while its standard ABEC 1 (ISO P0) tolerance ensures reliable operation and interchangeability. The 6311 is characterized by its high radial dynamic load rating and dependable performance across a wide temperature range, making it a fundamental component for machinery requiring durability and efficiency.
6311 Y/C783 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 63 | Series code indicating a medium width dimension. |
| 11 | Bore diameter code; corresponds to a 55 mm bore. |
| No Suffix | Indicates an open bearing (no seals or shields), standard radial internal clearance (CN), and no pre-lubrication. |
6311 Y/C783 Bearing Structural Features & Performance Benefits
- Robust Construction: Manufactured from high-grade chrome steel for rings, balls, and cage, ensuring high strength, wear resistance, and a long service life.
- High Load Capacity: Engineered to handle significant radial dynamic loads (16,096 lbf), making it suitable for applications with substantial forces.
- Optimized for Versatility: The open seal type provides flexibility for the user to select the most appropriate lubrication method for the specific application environment.
- Standard Precision: Manufactured to ABEC 1 (ISO P0) tolerance class, guaranteeing consistent quality and smooth, low-vibration operation for general machinery.
- Wide Operating Range: A temperature range from -30°C to 120°C allows for reliable performance in diverse operating conditions.
6311 Y/C783 Bearing Typical Application Areas
This versatile ball bearing is widely used across numerous industries, including:
- Electric Motors and Generators
- Industrial Gearboxes and Transmissions
- Material Handling Equipment (e.g., conveyor pulleys)
- Agricultural Machinery
- General Industrial Machinery requiring reliable radial load support
