6311-ZJEM
6000, 6200 & 6300 Series Metric Standard Ball Bearings
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Part No.
Part No.
6311-ZJEM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
1350 g
Tolerance class
ABEC 1 | ISO P0
Seal type
Shielded
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:
$ 26.12
/ each
In Stock
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6311-ZJEM Bearing Product Overview & Core Advantages
The 6311-ZJEM is a single row deep groove ball bearing designed for high-performance applications requiring reliable radial load capacity and precision operation. Constructed entirely from chrome steel, it offers excellent durability and wear resistance. Its shielded design provides effective protection against contaminant ingress while maintaining low friction. With an ABEC 1 | ISO P0 tolerance class, this bearing delivers consistent performance for general industrial use, making it a robust and cost-effective solution for various machinery.
6311-ZJEM Bearing Model Code Explained, Specifications & Naming Convention
| Suffix | Technical Meaning |
|---|---|
| Z | Shielded on one side. Provides protection against large particulate contaminants. |
| JEM | A manufacturer-specific suffix indicating optimized internal geometry and CN radial internal clearance for standard operating conditions. |
6311-ZJEM Bearing Structural Features & Performance Benefits
- Robust Load Capacity: The single row deep groove raceway and high-quality chrome steel construction enable a high dynamic load rating of 16,096 lbf and a static load rating of 10,116 lbf, ensuring reliable performance under significant radial stresses.
- Optimized Speed Performance: The precision-ground components and standardized CN clearance contribute to a stable limiting speed of 5,600 rpm, suitable for a wide range of industrial speeds.
- Contamination Resistance: The non-contact shield (Z) effectively excludes larger contaminants, extending bearing service life without significantly increasing rotational torque.
- Wide Temperature Range: The bearing is capable of operating in temperatures from -30°C to 120°C, accommodating most industrial environments.
6311-ZJEM Bearing Typical Application Areas
This versatile bearing is commonly specified for:
- Electric Motors and Generators
- Industrial Gearboxes
- Material Handling Conveyors
- Agricultural Machinery
- Pumps and Fans
