What is SKF 6900 Series Deep Groove Ball Bearings
SKF 6900 series deep groove ball bearings are thin section single row radial bearings designed for applications requiring extremely compact dimensions, low weight and high precision performance.
The SKF 6900 series belongs to the ultra slim category of deep groove ball bearings and is widely used in advanced engineering systems where space constraints are critical.
These bearings are part of the SKF deep groove ball bearing portfolio and are commonly used in B2B industrial supply, OEM production and precision mechanical applications worldwide.
Structure and design of SKF 6900 series bearings
SKF 6900 series bearings are engineered with an ultra thin cross section, allowing installation in very compact assemblies while maintaining reliable operation.
They support:
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radial loads
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light axial loads in both directions
Key design features:
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ultra slim profile for minimum space usage
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precision raceways for smooth rotation
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low friction design for high speed operation
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high quality SKF materials
This design ensures high performance in precision and lightweight systems.
Common SKF 6900 bearing sizes
Typical SKF 6900 series sizes include:
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SKF 6900 10x22x6
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SKF 6901 12x24x6
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SKF 6902 15x28x7
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SKF 6903 17x30x7
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SKF 6904 20x37x9
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SKF 6905 25x42x9
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SKF 6906 30x47x9
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SKF 6907 35x55x10
These dimensions are optimized for compact and lightweight mechanical systems.
Available SKF variants and configurations
SKF 6900 series bearings are available in multiple configurations:
OPEN
For maximum speed and minimal friction.
ZZ shielded
Metal shields provide basic protection against contamination.
2RS sealed
Rubber seals protect against dust and moisture.
C3 clearance
Increased internal clearance for higher temperatures.
C4 clearance
Extra clearance for demanding industrial conditions.
Technical specification overview
Type: deep groove ball bearing
Series: SKF 6900
Design: thin section single row
Sealing options: OPEN, ZZ, 2RS
Clearance options: normal, C3, C4
Technical snippet:
SKF 6900 series bearings provide ultra compact design, high precision and reliable high speed performance.
Industrial applications of SKF 6900 bearings
SKF 6900 series bearings are widely used in high precision and compact applications:
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robotics and automation
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electric motors with limited space
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precision instruments
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medical devices
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lightweight industrial machinery
They are essential in modern engineering systems requiring compact design and efficiency.
How to choose the right SKF 6900 bearing
Choosing the correct SKF 6900 bearing depends on operating conditions:
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choose OPEN for maximum speed
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choose ZZ for light protection
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choose 2RS for sealed environments
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choose C3 for higher temperatures
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choose C4 for demanding conditions
Correct selection ensures optimal performance and durability.
Main description
SKF 6900 series deep groove ball bearings are designed to deliver ultra compact performance, high precision and reliable operation in advanced industrial applications.
As part of the SKF deep groove ball bearing category, the 6900 series represents a specialized segment focused on minimal space usage and lightweight construction. These bearings are widely used in global B2B markets, bearing shop online platforms and precision engineering systems.
Their ultra thin design allows installation in highly constrained environments while maintaining smooth operation and sufficient load capacity for precision applications.
The availability of multiple variants such as OPEN, ZZ, 2RS, C3 and C4 allows precise adaptation to specific operating conditions including temperature, contamination and speed.
From robotics to advanced mechanical systems, SKF 6900 bearings provide an efficient and reliable solution.
They are engineered to reduce weight, minimize friction and support high performance industrial operation.
FAQ
What are SKF 6900 series bearings used for
They are used in robotics, precision equipment and compact systems.
What is the difference between SKF 6800 and 6900 series
SKF 6900 series is thinner and designed for even more compact applications.
Are SKF 6900 bearings suitable for high speed
Yes, they are optimized for high speed operation.
What does C3 mean in SKF 6900 bearings
It indicates increased internal clearance.
Which SKF 6900 bearing is best for compact systems
SKF 6902 and SKF 6903 are commonly used.
Summary
SKF 6900 series deep groove ball bearings are ultra compact, precise and ideal for advanced industrial applications requiring minimal space.
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