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Home > products > Precision Ball Bearings > 7210 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing

7210 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 7210 ACD/P4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-4 weeks

Payment Terms: L/C,T/T

Supply Ability: 200000pcs per month

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Highlight:
Part Number:
7210 ACD/P4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Open (2RZ Available)
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease,Oil
Replaceable With:
SKF, NSK 7210A5TRP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
Part Number:
7210 ACD/P4A Angular Contact Ball Bearing
Structure:
Angular Contact
Seals Type:
Open (2RZ Available)
Ring Type:
One-piece Inner And Outer Rings
Lubrication:
Grease,Oil
Replaceable With:
SKF, NSK 7210A5TRP4
Coating:
Without
Sealing:
Without
Design:
High-capacity D
Contact Type:
Normal Contact (two-point Contact)
7210 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing

7210 ACD/P4A 50*90*20 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing  

Super-precision, high-capacity, single row angular contact ball bearing 

 

The 7210 ACD/P4A bearing,with a bore diameter of 50 mm,outside diameter of 90 mm,and width of 20 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  7210 ACD/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions Inner Bore Diameter (d) 50 mm
Inner Bore Diameter Tolerance -0.006mm to 0
Outer Bore Diameter (D) 90 mm
Outer Bore Diameter Tolerance -0.008 mm to 0
Width (B) 20 mm
Width Tolerance -0.2mm to 0
Specifications Contact Angle 25° (15°,40° Available)
Material Chrome Steel 
Cage Material Phenolic
Number of Rows 1 Single Row
Seal Type Open
Temperature Range -30°C to 150°C
Lubrication Oil or Grease  
Tolerance Class P4A better than P4 (ABEC-7)
Weight 0.45 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 42300 N
Static Radial Load 32500 N
Reference Speed For Grease (r/min) 14,000 rpm
Limiting Speed For Oil(r/min) 22,000 rpm

 

 

 

7210 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 0

 

7210 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 1

 

What's the Performance Features of 7210 ACD/P4A Bearing?

 

The 7210 ACD/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.

 

 

What's the Applications of the 7210 ACD/P4A Bearing?

 

The 7210 ACD/P4A bearing is a high-precision angular contact ball bearing designed for applications requiring exceptional accuracy, rigidity, and reliability. Below are the detailed application fields and specific equipment where these bearings are utilized:


1. High-Precision CNC Machine Tools

  • 5-Axis Machining Center Spindles: Supports complex multi-axis machining with high precision, ideal for aerospace and medical device manufacturing.
  • Ultra-Precision Grinding Machine Wheel Spindles: Ensures micron-level accuracy in surface finishing processes, such as those used for optical lenses and precision components.
  • Heavy-Duty Lathe Turret Rotary Drives: Provides smooth and precise rotation for tool changes and heavy-duty turning operations.

2. Industrial Robots & Automation Systems

  • Heavy-Duty Robot Waist Rotation Mechanisms: Facilitates robust and reliable movements in large industrial robots used in automotive and heavy manufacturing.
  • Collaborative Robot Harmonic Drives: Ensures smooth and flexible motion in cobots, enhancing human-robot collaboration.
  • Automated Production Line Indexing Rotary Tables: Enables precise indexing and positioning in high-speed production lines.

3. Aerospace Power & Control Systems

  • Aircraft Engine Fuel Pump Drive Shafts: Withstands extreme loads and speeds, ensuring reliable operation in jet engines.
  • Flap Actuator Gearboxes: Provides precise control of aircraft flaps, contributing to safe takeoff and landing.
  • Satellite Solar Array Deployment Drives: Supports reliable deployment and positioning of solar panels in space.

4. Semiconductor & Electronics Manufacturing

  • Wafer Dicing Machine Spindle Drives: Ensures high-speed, precise cutting of semiconductor wafers, improving yield rates.
  • Vacuum Coating Machine Rotating Target Holders: Provides stable rotation under vacuum conditions, ensuring uniform coating thickness.
  • High-Precision Chip Mounter Rotary Heads: Enables accurate placement of chips during assembly, enhancing production efficiency.

5. New Energy Equipment

  • Wind Turbine Pitch System Slewing Rings: Handles dynamic loads in wind turbines, optimizing energy capture and system durability.
  • EV Reducer High-Speed Output Shafts: Supports efficient power transmission in electric vehicle gearboxes, improving performance.
  • Hydrogen Fuel Cell Compressor Rotor Bearings: Enhances compressor efficiency by reducing friction and wear in fuel cell systems.

6. Medical Imaging & Surgical Devices

  • CT Scanner Gantry Slip Ring Units: Ensures smooth and continuous rotation for high-quality imaging in diagnostic equipment.
  • Proton Therapy Multileaf Collimator Drives: Provides precise beam shaping for targeted cancer treatment, minimizing damage to healthy tissues.
  • Orthopedic Surgical Robot Rotary Joints: Facilitates precise movements in robotic-assisted surgeries, improving surgical outcomes.

7. Optics & Precision Instruments

  • Laser Interferometer Rotary Reference Tables: Ensures ultra-precise rotational motion for high-resolution measurement and testing.
  • Astronomical Telescope Equatorial Mount Drives: Provides smooth and accurate tracking of celestial objects for astronomical observations.
  • Electron Microscope Stage Rotation Units: Enables precise sample rotation for detailed imaging in electron microscopy.

8. Heavy Machinery & Engineering Equipment

  • Tunnel Boring Machine Cutterhead Drives: Supports the heavy loads and precise rotation required for tunnel excavation.
  • Mining Crusher Rotor Supports: Provides reliable operation in harsh mining environments, handling high shock loads.
  • Port Crane Slewing Mechanisms: Facilitates smooth and controlled rotation of crane booms, enhancing operational efficiency.

 

 

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