7308 BEGBY
Single Row Angular Contact Ball Bearings
Image may differ from product. See technical specification for details.
Part No.
Part No.
7308 BEGBY
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.64 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
40 mm
Bore diameter tolerance
-0.01mm 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
39 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
59.7 mm
Inner ring small-side shoulder diameter
49.55 mm
Outer Ring Dimensions
Shoulder diameter outer ring
71.6 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
11250 lbf
Radial static load rating
7312 lbf
Limiting speed
10 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:
$ 27.45
/ each
In Stock
- Fast delivery
- Free shipping on orders over $200
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
7308 BEGBY Bearing Product Overview & Core Advantages
The 7308 BEGBY is a single row angular contact ball bearing engineered for high-precision applications demanding exceptional rigidity and speed performance. This precision bearing is specifically designed to accommodate combined loads, primarily handling significant axial loads in one direction alongside radial loads. Its optimized internal geometry and P6 (ABEC-3) tolerance class ensure smooth operation and high running accuracy, making it an ideal choice for high-reliability and high-speed machinery.
7308 BEGBY Bearing Model Code Explained, Specifications & Naming Convention
The model number 7308 BEGBY can be broken down as follows:
- 7308: Standard designation for a single row angular contact ball bearing with a 40 mm bore and 90 mm outside diameter.
- B: Denotes a 40° contact angle, which provides a higher axial load capacity compared to standard angular contact bearings.
- E: Indicates an optimized internal design with reinforced structure and more/bigger balls, enhancing load capacity and rigidity.
- G: Specifies that the bearing is supplied with a lubricant.
- BY: Signifies the use of a brass cage, which offers excellent strength and is suitable for high-speed applications.
7308 BEGBY Bearing Structural Features & Performance Benefits
- High Rigidity and Load Capacity: The 40° contact angle and reinforced "E" design with a larger ball complement enable the bearing to support substantial axial and radial loads simultaneously, providing high system rigidity.
- High-Speed Performance: The robust brass cage (BY) ensures stable operation and guidance of the balls at high rotational speeds, contributing to a limiting speed of 10,000 rpm.
- Precision Operation: Manufactured to P6 (ABEC-3) tolerance class, this bearing guarantees high running accuracy and minimal vibration, which is critical for precision machinery.
- Material Integrity: Constructed from chrome steel for both rings and balls, the bearing offers high durability and resistance to wear. The brass cage provides reliable performance across the operating temperature range of -30°C to 110°C.
7308 BEGBY Bearing Typical Application Areas
The 7308 BEGBY is ideally suited for demanding applications where high speed, precision, and axial load capacity are paramount. Key industries and equipment include:
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Agricultural Machinery
- Material Handling Systems
