7406 BCBM
Single Row Angular Contact Ball Bearings
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Part No.
Part No.
7406 BCBM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.83 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.008mm to 0
Outside diameter
90 mm
Outside diameter tolerance
-0.013mm to 0
Width
23 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
1.5 mm
Contact angle
40 °
Distance from side face to load point
37 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
54.3 mm
Inner ring small-side shoulder diameter
44.6 mm
Outer Ring Dimensions
Shoulder diameter outer ring
66.6 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
10688 lbf
Radial static load rating
6525 lbf
Limiting speed
13 X 1000 rpm
Lubrication
Lubricated
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Brass
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
Price:
$ 42.7
/ each
In Stock
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7406 BCBM Bearing Product Overview & Core Advantages
The 7406 BCBM is a single row angular contact ball bearing designed for applications requiring high precision and reliable performance under combined loads. This precision bearing excels at simultaneously handling radial loads and substantial unidirectional axial loads, thanks to its defined 40° contact angle. Manufactured to a P6 (ABEC-3) tolerance class, it ensures exceptional running accuracy and is pre-lubricated for immediate use, making it ideal for high-speed, high-rigidity applications.
7406 BCBM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7406 | Standard bearing series designation, indicating a metric, single row angular contact bearing with a 30 mm bore. |
| BCBM | Indicates a specific internal design and manufacturing standard. This typically signifies a 40° contact angle and a brass cage for enhanced strength and high-speed capability. |
7406 BCBM Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The single row design with a steep 40° contact angle provides excellent rigidity and is optimized to support significant combined loads (radial and axial).
- High-Speed Performance: The robust brass cage (Cage material: Brass) ensures dimensional stability and low wear at high rotational speeds, contributing to a high limiting speed.
- Precision Engineering: Manufactured to a P6 tolerance class, this bearing guarantees precise running accuracy and minimal vibration, which is critical for spindle applications.
- Optimized Internal Geometry: Precisely defined shoulder diameters on the inner and outer rings ensure optimal contact and load distribution, maximizing bearing service life.
7406 BCBM Bearing Typical Application Areas
The 7406 BCBM angular contact ball bearing is ideally suited for demanding applications across various industries, including:
- Machine Tool Spindles: For high-precision machining centers and lathes requiring high speed and rigidity.
- High-Frequency Motors & Spindles: Where rapid acceleration and deceleration are common.
- Pumps and Compressors: To handle combined radial and axial thrust loads efficiently.
- Precision Gearboxes and Transmissions: For accurate power transmission with minimal backlash.
