7209 BEGAY
Single Row Angular Contact Ball Bearings
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Part No.
Part No.
7209 BEGAY
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.42 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
45 mm
Bore diameter tolerance
-0.01mm to 0
Outside diameter
85 mm
Outside diameter tolerance
-0.013mm to 0
Width
19 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
1.1 mm
Contact angle
40 °
Distance from side face to load point
37 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
60.85 mm
Inner ring small-side shoulder diameter
52.68 mm
Outer Ring Dimensions
Shoulder diameter outer ring
70.15 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
8550 lbf
Radial static load rating
6412 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
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In Stock
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7209 BEGAY Bearing Product Overview & Core Advantages
The 7209 BEGAY is a single row angular contact ball bearing designed for applications requiring high precision and the ability to accommodate combined loads. Engineered with a 40° contact angle, it excels at handling significant axial loads in one direction while simultaneously supporting radial loads. Manufactured to P6 (ABEC-3) tolerance, it ensures exceptional running accuracy and is pre-lubricated for immediate use, making it an ideal choice for high-speed and high-reliability machinery.
7209 BEGAY Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7209 | Standard bearing series designation indicating a 45 mm bore, 85 mm OD, and 19 mm width. |
| BE | Designates a 40° contact angle, optimized for high axial load capacity. |
| GA | Indicates specific internal design and cage guidance features. |
| Y | Signifies the use of a brass cage, offering high strength and excellent performance at high speeds. |
7209 BEGAY Bearing Structural Features & Performance Benefits
- High Axial Rigidity: The 40° contact angle and robust single-row design provide superior stiffness against axial forces, ensuring precise shaft positioning.
- Optimized Load Capacity: Engineered to support combined radial and axial loads simultaneously, with a dynamic load rating of 8550 lbf and static load rating of 6412 lbf.
- High-Speed Capability: The brass cage (Y) and precision-ground components enable stable operation at limiting speeds up to 10,000 rpm.
- Precision Performance: Manufactured to P6 tolerance class for minimal runout and vibration, critical for applications demanding high rotational accuracy.
- Ready-to-Install: The bearing is pre-lubricated and features an open seal type, allowing for custom re-lubrication strategies to suit specific operational environments.
7209 BEGAY Bearing Typical Application Areas
The 7209 BEGAY is ideally suited for high-performance applications across various industries, including:
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Agricultural Machinery
- Material Handling Equipment
