7203 ACCBM
Single Row Angular Contact Ball Bearings
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Part No.
Part No.
7203 ACCBM
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.065 kg
Tolerance class
P6 (ABEC-3)
Seal type
Open
For load direction
Angular Contact
Main Dimensions
Bore diameter
17 mm
Bore diameter tolerance
-0.007mm to 0
Outside diameter
40 mm
Outside diameter tolerance
-0.009mm to 0
Width
12 mm
Width tolerance
-0.05mm to 0
Chamfer dimension
0.6 mm
Contact angle
25 °
Distance from side face to load point
12 mm
Inner Ring Dimensions
Inner ring large-side shoulder diameter
26.07 mm
Inner ring small-side shoulder diameter
21.55 mm
Outer Ring Dimensions
Shoulder diameter outer ring
31.358 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
2812 lbf
Radial static load rating
1508 lbf
Limiting speed
34 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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7203 ACCBM Bearing Product Overview & Core Advantages
The 7203 ACCBM is a single row angular contact ball bearing designed for high-precision applications requiring superior performance under combined loads. Engineered to a P6 (ABEC-3) tolerance class, it offers exceptional running accuracy and dimensional stability. Its primary advantage lies in its ability to accommodate significant axial loads in one direction in addition to radial loads, making it ideal for applications demanding high rigidity and precise shaft positioning. The optimized 25° contact angle and brass cage construction contribute to its reliable operation at high speeds.
7203 ACCBM Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 7203 | Basic bearing series, indicating a metric, single row angular contact design with a 17mm bore, 40mm OD, and 12mm width. |
| A | Denotes a 25° contact angle, optimized for carrying higher axial loads. |
| CC | Indicates a brass cage (machined window type), providing high strength, excellent guidance, and suitability for high-speed operation. |
| BM | Signifies the bearing is supplied lubricated with a high-quality grease, ready for immediate use. |
7203 ACCBM Bearing Structural Features & Performance Benefits
- High Rigidity and Precision: Manufactured to P6 tolerance with precise raceway geometry and a 25° contact angle, this bearing provides high stiffness and minimal runout, ensuring accurate rotational performance.
- Superior Load Capacity: The angular contact design efficiently supports combined radial and axial loads. With a dynamic load rating of 2812 lbf and a static load rating of 1508 lbf, it is built for demanding applications.
- Optimized High-Speed Performance: The robust brass cage (CC) ensures stability and low wear at high rotational speeds, with a limiting speed of 34,000 rpm.
- Ready-to-Install Convenience: The bearing is pre-lubricated, simplifying installation and providing immediate, reliable operation within a wide temperature range of -30°C to 110°C.
7203 ACCBM Bearing Typical Application Areas
This precision angular contact ball bearing is ideally suited for:
- Machine Tool Spindles
- High-Speed Pumps and Compressors
- Precision Gearboxes
- Agricultural Machinery
- Material Handling Equipment
