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{"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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S7208 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7208 2Z
S7208 ACD/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 ceramic balls and seals.
The S7208 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.
Technical Specifications
Part Number
S7208 ACD/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: 25° (15°, 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: 31900 N
Static Radial Load: 22800 N
Reference Speed For Grease (r/min): 19,000 rpm
Limiting Speed For Oil (r/min): 32,000 rpm
Performance Features
The S7208 ACD/HCP4A angular contact ball bearing is manufactured to P4A precision grade standards and 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.
Applications
The S7208 ACD/HCP4A bearing, a precision angular contact ball bearing, is primarily designed for high-precision and high-speed industrial applications:
Machine Tools: Spindles with high rigidity and speed (up to 19,000 r/min with grease), suitable for lathes, milling machines, and grinding machines
Automation and Precision Instruments: Lab equipment including mixers, optical scanners, measuring instruments, and precision components for industrial robots and welding equipment
Power Transmission and Motors: High-speed motors supporting very high speeds (up to 95,000 r/min with grease) for motor spindles and gearboxes in machine tools and printing machinery
Special Industrial Equipment: Drying equipment for flash dryers and rotary dryers, handling high temperatures and continuous operation, and fluid machinery for water pumps and air compressors
Other Fields: Automotive testing applications, medical devices including precision dental drills and centrifuges
CERTIFICATE: RoHS & REACH, IATF16949:2016
Feature: High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service: OEM&ODM Customized Services, Online Support, Professional Service
Samples: Please Contact Us
Size: Standard sizes available, custom sizes upon request
Beining Intelligent Technology
Precision Bearings for High-Performance Industries
At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in:
CNC Machine Tool Spindles
Robotics
Motors
With a focus on quality, automation, and...
Beining Intelligent Technology
Precision Bearings for High-Performance Industries
At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in:
CNC Machine Tool Spindles
Robotics
Motors
With a focus on quality, automation, and...
