7208 CD/HCP4A Super Precision Single Row Angular Contact Ball Bearing with P4A Precision Grade and Hybrid Ceramic Balls in High Capacity D Design
7208 CD/HCP4A 40×80×18 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Bearings Ceramic Balls
Super-precision, high-capacity, single row angular contact ball bearing
The 7208 CD/HCP4A bearing, with a bore diameter of 40 mm, outside diameter of 80 mm, and width of 18 mm, features precise dimensions, high static load capacity, and is manufactured to the P4A precision grade. Equipped with hybrid ceramic balls, this bearing delivers superior performance and reliability, making it ideal for applications that require high rotational accuracy and stability.
| Part Number | 7208 CD/HCP4A |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions |
Inner Bore Diameter (d): 40 mm Inner Bore Diameter Tolerance: -0.006mm to 0 Outer Bore Diameter (D): 80 mm Outer Bore Diameter Tolerance: -0.007mm to 0 Width (B): 18 mm Width Tolerance: -0.2mm to 0 |
| Specifications |
Contact Angle: 15° (25°, 40° Available) Material: Hybrid (Chrome Steel Rings, Ceramic Balls) Cage Material: Phenolic Number of Rows: 1 Single Row Seal Type: Open Temperature Range: -30°C to 150°C Lubrication: Oil or Grease Tolerance Class: P4A better than P4 (ABEC-7) Weight: 0.33 kg Matched Arrangement: No Universal Matching Bearing: No Preload: Not applicable |
| Load and Speed |
Dynamic Radial Load: 33,800 N Static Radial Load: 24,000 N Reference Speed For Grease: 22,000 rpm Limiting Speed For Oil: 34,000 rpm |
The 7208 CD/HCP4A angular contact ball bearing is manufactured to P4A precision grade standards and excels in high-precision and high-performance applications. Key features include:
- Handles both radial and axial loads simultaneously
- Supports high-speed operation with stability
- Minimizes torque and friction for energy efficiency
- Offers enhanced rigidity for accuracy under heavy loads
- Built with hybrid ceramic balls for extended service life
- Effective performance across wide temperature range
The 7208 CD/HCP4A high-precision angular contact ball bearing, featuring a 15° contact angle and hybrid ceramic rollers, is designed for high-speed and high-precision applications requiring combined load handling. Common applications include:
- Machine tool spindles and high-precision transmission systems
- Heavy machinery and transportation equipment in harsh environments
- Chemical and energy sectors requiring sealing and corrosion resistance
- Industrial robot joints and measuring instruments
| Certificate | RoHS & REACH, IATF16949:2016 |
|---|---|
| Feature | High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity |
| Service | OEM & ODM Customized Services |
| Samples | Please Contact Us |
| Service | Online Support, Professional Service |
| Size | Standard, For custom sizes please contact us |
| Factory Manufacturer | Yes |
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