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{"title":"S7008 CE\/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7008 2RZ","imgUrl":"https:\/\/img.chinax.com\/nimg\/ed\/b2\/7405ddc7f8121712a4e9488c10ff-200x200-1\/s7008_ce_2fhcp4a_super_precision_single_row_angular_contact_ball_bearing_7008_2rz.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"S7008 CE\/HCP4A","Certification":"IATF16949:2016","Place of Origin":"China"}}
{"title":"71903 ACD\/HCP4A Super Precision Angular Contact Ball Bearing with 17 mm Bore","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/b5\/7991cdc0a85ecd064ed090914835-200x200-1\/71903_acd_2fhcp4a_super_precision_angular_contact_ball_bearing_with_17_mm_bore_diameter_p4a_precision_grade_and_hybrid_ceramic_bal.jpg","attrs":{"Structure":"Angular Contact","Delivery Time":"2-4 weeks","Part Number":"71903 ACD\/HCP4A Angular Contact Ball Bearing","Lubrication":"Grease,Oil"}}
{"title":"71910 ACD\/P4A Super Precision Single Row Angular Contact Ball Bearing with","imgUrl":"https:\/\/img.chinax.com\/nimg\/66\/4d\/846e0eaeb6ee849f1df52890ce7a-200x200-1\/71910_acd_2fp4a_super_precision_single_row_angular_contact_ball_bearing_with_50x72x12_mm_dimensions_and_high_static_load_capacity.jpg","attrs":{"Structure":"Angular Contact","Lubrication":"Grease,Oil","Part Number":"71910 ACD\/P4A Angular Contact Ball Bearing","Brand Name":"CNBTZC or OEM"}}
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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!
Beining Intelligent Technology (Zhejiang) Co., Ltd. (formerly Ningbo Beining Bearing Co., Ltd.), established in February 2013, is a modern high-tech enterprise specializing in the research, development, design, and precision manufacturing of high-performance bearings.
Operating from a 30,000 m²...
Beining Intelligent Technology (Zhejiang) Co., Ltd. (formerly Ningbo Beining Bearing Co., Ltd.), established in February 2013, is a modern high-tech enterprise specializing in the research, development, design, and precision manufacturing of high-performance bearings.
Operating from a 30,000 m²...
