7056 BGM
Single Row Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7056 BGM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
30 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
280 mm
Bore diameter tolerance
-0.025mm to 0
Outside diameter
420 mm
Outside diameter tolerance
-0.033mm to 0
Width
65 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
4 mm
Contact angle
40 °
Distance from side face to load point
179 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
334.9 mm
Inner ring small-side shoulder diameter
309.85 mm
Outer Ring Dimensions
Shoulder diameter outer ring
368.65 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
76050 lbf
Radial static load rating
121500 lbf
Limiting speed
1.6 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
In Stock
Price available upon request.
Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
REQUEST A QUOTE
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7056 BGM Bearing Product Overview & Core Advantages
The 7056 is a single row angular contact ball bearing engineered for applications requiring high precision and reliable performance under combined loads. Its design excels at simultaneously handling substantial radial loads and unidirectional axial loads, making it a robust solution for demanding machinery. Manufactured to a P6 (ABEC-3) tolerance class and featuring a 40° contact angle, this bearing delivers exceptional rotational accuracy and operational stability. Its open design allows for versatile lubrication options, optimizing performance for specific operating conditions.
7056 BGM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 70 | Bearing series, indicating a specific internal design and cross-section. |
| 56 | Bore diameter code; corresponds to a 280 mm bore. |
| (No Seal Suffix) | The Open seal type allows for custom lubrication systems and high-speed operation. |
| P6 | Dimensional and running accuracy corresponds to ABEC-3 precision class. |
7056 BGM Bearing Structural Features & Performance Benefits
- Optimized Load Capacity: The 40° contact angle and robust single row design are engineered to support high radial dynamic load ratings (76,050 lbf) and significant unidirectional axial loads simultaneously.
- High-Speed Capability: The brass cage ensures stability and low friction at the limiting speed of 1,600 rpm, making it suitable for demanding rotational applications.
- Precision Engineering: Manufactured to P6 tolerance with tight dimensional controls on the bore diameter and outside diameter, guaranteeing smooth and precise operation.
- Robust Material Construction: Components made from chrome steel for rings and balls, and a brass cage, provide high durability, wear resistance, and a long service life.
- Versatile Lubrication: The open structure allows for the implementation of advanced, customized lubrication systems to maximize performance and longevity.
7056 BGM Bearing Typical Application Areas
This bearing is ideally suited for heavy-duty industrial applications, including:
- Machine Tool Spindles
- Industrial Pumps and Compressors
- Gearboxes and Power Transmission Systems
- Material Handling Equipment
- Precision Agricultural Machinery
