6906
6900 Series Thin Section Bearings
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Part No.
Part No.
6906
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
53 g
Tolerance class
ABEC-1
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.01mm to 0
Outside diameter
47 mm
Outside diameter tolerance
-0.011mm to 0
Width
9 mm
Width tolerance
-0.120mm to 0
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
1629 lbf
Radial static load rating
1127 lbf
Limiting speed
17 X 1000 rpm
Lubrication
Required
Radial internal clearance
C0
Radial internal clearance
0.006mm to 0.020mm
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 2.65
/ each
In Stock
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6906 Bearing Product Overview & Core Advantages
The 6906 is a metric single row deep groove ball bearing designed for reliable performance in general industrial applications. Engineered with precision ABEC-1 tolerances, this bearing excels at handling primarily radial loads while offering a compact cross-section. Its open design and high-quality chrome steel construction ensure robust operation, making it a versatile and cost-effective solution for a wide range of machinery requiring dependable rotational motion.
6906 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Interpretation | Technical Significance |
|---|---|---|
| 6906 | Basic Bearing Number | Denotes a metric, single row deep groove ball bearing with a 30mm bore, 47mm OD, and 9mm width. |
| (Open) | Seal Type | No seals or shields, allowing for higher speeds and easy re-lubrication, but requiring a clean operating environment. |
| C0 | Radial Internal Clearance | Standard internal clearance group (0.006mm to 0.020mm), suitable for most common operating conditions. |
6906 Bearing Structural Features & Performance Benefits
- Optimized Load Capacity: The deep groove raceway and high-grade chrome steel components provide a radial dynamic load rating of 1629 lbf and a static load rating of 1127 lbf, ensuring durability under significant stress.
- High-Speed Capability: Featuring a lightweight, corrosion-resistant stainless steel cage, this bearing supports a limiting speed of 17,000 rpm, making it suitable for high-velocity applications.
- Precision Engineering: Manufactured to ABEC-1 tolerance class with tight dimensional control on the bore, outside diameter, and width, resulting in smooth, quiet, and vibration-free operation.
- Broad Operating Range: Constructed for a temperature range of -30°C to 110°C, offering reliable performance in diverse environmental conditions.
6906 Bearing Typical Application Areas
This single row ball bearing is widely used in various sectors due to its versatility and reliability. Common applications include:
- Electric Motors and Small Gearboxes
- Industrial Fans and Blowers
- Material Handling Conveyors
- Agricultural Machinery
- Automotive Auxiliary Units (e.g., alternators, idler pulleys)
