S7208 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 with seals
The S7208 CD/HCP4A,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 | S7208 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 | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | 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 | 33800 N |
| Static Radial Load | 24000 N |
| Reference Speed For Grease (r/min) | 22,000 rpm |
| Limiting Speed For Oil(r/min) | 34,000 rpm |
What's the Performance Features of S7208 CD/HCP4A Bearing?
The S7208 CD/HCP4A angular contact ball bearing is manufactured to P4A precision grade standards, excels in high-precision and high-performance applications. It handles both radial and axial loads simultaneously, supports high-speed operation with stability, minimizes torque and friction for energy efficiency, and offers enhanced rigidity for accuracy under heavy loads. Built with hybrid ceramic balls, this durable bearing ensures extended service life and effective performance across a wide temperature range, making it ideal for applications requiring superior rotational accuracy and reliability.
What's the Applications of the S7208 CD/HCP4A Bearing?
The S7208 CD/HCP4A super-precision angular contact ball bearing is designed for high-speed and high-accuracy applications, making it ideal for use in machine tool spindles, electric spindles, milling and grinding machines, as well as high-precision industrial equipment like woodworking machinery and automated production lines. Its hybrid ceramic rolling elements (silicon nitride) provide higher rigidity, lower friction, and better heat resistance, suitable for demanding environments such as aerospace and medical instruments. Additionally, its optimized lubrication and preload control ensure stable operation under limited lubrication conditions, making it a reliable choice for critical applications in metalworking, energy sector equipment like wind turbine gearboxes, and high-speed pumps. This bearing excels across various industries where precision, durability, and performance are essential.
| 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 |
|
|
S7208 CD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7208 2RZ Images
|
