71811 CD/HCP4 Super Precision Angular Contact Ball Bearing with High Static Load Capacity, P4 Precision Grade, and Hybrid Ceramic Balls
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-3 weeks
Brand:
CNBTZC or OEM
Product Description
71811 CD/HCP4 Super Precision Single Row Angular Contact Ball Bearing 7811
71811 CD/HCP4 55×72×9 Super Precision High Capacity Single Row Angular Contact Ball Bearing Ceramic Balls High Speed
Super-precision, high-capacity, single row angular contact ball bearing. The 71811 CD/HCP4 bearing features a bore diameter of 55 mm, outside diameter of 72 mm, and width of 9 mm. With precise dimensions, high static load capacity, P4 precision grade, and hybrid ceramic balls, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71811 CD/HCP4 |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions |
Inner Bore Diameter (d): 55 mm Inner Bore Diameter Tolerance: -0.007mm to 0 Outer Bore Diameter (D): 72 mm Outer Bore Diameter Tolerance: -0.007mm to 0 Width (B): 9 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: Grease or Oil Tolerance Class: P4 (ABEC-7) Weight: 0.073 kg Matched Arrangement: No Universal Matching Bearing: No Preload: Not applicable |
| Load and Speed |
Dynamic Radial Load: 10100 N Static Radial Load: 10800 N Reference Speed For Grease: 22,000 rpm Limiting Speed For Oil: 32,000 rpm |
Performance Features of 71811 CD/HCP4 Bearing
The 71811 CD/HCP4 angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the ability to handle both radial and axial loads simultaneously, high-speed operation with stability, low torque and friction for energy efficiency, enhanced rigidity for accuracy under heavy loads, durability with extended service life, and effective performance across a wide temperature range.
Applications of the 71811 CD/HCP4 Bearing
The 71811 CD/HCP4 bearing, as a high-precision angular contact ball bearing, is engineered for applications demanding exceptional speed, accuracy, and rigidity.
1. Machine Tool Industry
- Spindles: Its P4-grade ultra-precision and superior rigidity make it ideal for CNC machines, lathes, milling machines, and grinders, ensuring machining accuracy even under high-speed rotation.
- Electric Spindles: Reduces friction and thermal expansion in high-speed electric spindles, enhancing processing efficiency and extending service life.
2. Aerospace
- Aeroengine Components: Used in turbines, gearboxes, and other critical systems to withstand combined axial and radial loads under extreme speeds and temperatures.
- Navigation Systems: Ensures stability and precision in gyroscopes and inertial navigation equipment, critical for aircraft and spacecraft operations.
3. Precision Instruments & Robotics
- Industrial Robots: Enhances motion accuracy, responsiveness, and reliability in robotic joints, rotary units, and end-effectors.
- Optical Devices: Supports low-vibration, high-stability operation in high-resolution cameras, laser engravers, and precision measurement instruments.
4. Medical Equipment
- Dental Drills & Surgical Tools: Maintains low noise, sterility, and smooth operation during high-speed procedures, ensuring patient comfort and safety.
- Imaging Systems: Critical for MRI/CT scanner rotors, minimizing image artifacts and ensuring diagnostic accuracy.
5. High-Speed Power Systems
- Turbochargers: Handles extreme rotational speeds and temperatures in automotive and industrial engines, improving efficiency and performance.
- Centrifuges & Compressors: Enables high-speed separation or compression processes in chemical, pharmaceutical, and energy industries, ensuring consistent output.
6. Semiconductor Manufacturing
- Lithography & Wafer Processing: Provides nanometer-level precision in cleanroom environments, essential for photolithography, wafer alignment, and etching processes.
| 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 |
If you need more detailed information, feel free to ask!
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Company
Beining Intelligent Technology (Zhejiang) Co., Ltd
Location
No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
Contact Person
Shelley Dong