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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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S7209 CD/P4A Super Precision Single Row Angular Contact Ball Bearing 7209 2RZ
S7209 CD/P4A 45×85×19 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing
Super-precision, high-capacity, single row angular contact ball bearing with seals
The S7209 CD/P4A bearing, with a bore diameter of 45 mm, outside diameter of 85 mm, and width of 19 mm, features precise dimensions, high static load capacity, and is manufactured to the P4A precision grade. This bearing delivers superior performance and reliability, making it ideal for applications that require high rotational accuracy and stability.
Part Number
S7209 CD/P4A
Bearing Type
Angular Contact
Measurement Unit
Metric
Dimensions
Inner Bore Diameter (d): 45 mm
Inner Bore Diameter Tolerance: -0.006mm to 0
Outer Bore Diameter (D): 85 mm
Outer Bore Diameter Tolerance: -0.008 mm to 0
Width (B): 19 mm
Width Tolerance: -0.2mm to 0
Specifications
Contact Angle: 15° (25°, 40° Available)
Material: Chrome Steel
Cage Material: Phenolic
Number of Rows: 1 Single Row
Seal Type: Seal on both sides
Temperature Range: -30°C to 150°C
Lubrication: Oil or Grease
Tolerance Class: P4A better than P4 (ABEC-7)
Weight: 0.42 kg
Matched Arrangement: No
Universal Matching Bearing: No
Preload: Not applicable
Load and Speed
Dynamic Radial Load: 42300 N
Static Radial Load: 31000 N
Reference Speed For Grease (r/min): 17,000 rpm
Limiting Speed For Oil (r/min): 28,000 rpm
Performance Features of S7209 CD/P4A Bearing
The S7209 CD/P4A 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.
Applications of the S7209 CD/P4A Bearing
The S7209 CD/P4A bearing, as a precision angular contact ball bearing, is known for its high precision (P4A grade), high speed, and low vibration characteristics, making it suitable for applications requiring stable operation.
Machine Tools - Ideal for machine tool spindles, grinders, and CNC machining centers. In motorized spindles, it reduces slippage and heat, enhancing machining accuracy.
Industrial Equipment - Used in AC welders, flash dryers, mesh belt furnaces, and cleaning machines, supporting heavy loads and continuous operation. Its low vibration is perfect for plastic/rubber machinery and lab mixers, reducing impurity interference during mixing.
Aerospace - Trusted in aerospace for high rigidity and long life under extreme conditions.
Motors and Drives - Suitable for high-speed motor spindles, including variable frequency and servo motors. Maintenance-free sealed designs lower upkeep costs.
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, For custom sizes, please contact us
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...
