Product Details
Place of Origin: China
Brand Name: CNBTZC or OEM
Certification: IATF16949:2016
Model Number: S7210 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
Part Number: |
S7210 ACD/P4A Angular Contact Ball Bearing |
Structure: |
Angular Contact |
Seals Type: |
Sealed,Seal On Both Sides,2RZ |
Ring Type: |
One-piece Inner And Outer Rings |
Lubrication: |
Grease |
Replaceable With: |
SKF, NSK 7210A5TRV1VP4 |
Coating: |
Without |
Sealing: |
Without |
Design: |
High-capacity D |
Contact Type: |
Normal Contact (two-point Contact) |
Part Number: |
S7210 ACD/P4A Angular Contact Ball Bearing |
Structure: |
Angular Contact |
Seals Type: |
Sealed,Seal On Both Sides,2RZ |
Ring Type: |
One-piece Inner And Outer Rings |
Lubrication: |
Grease |
Replaceable With: |
SKF, NSK 7210A5TRV1VP4 |
Coating: |
Without |
Sealing: |
Without |
Design: |
High-capacity D |
Contact Type: |
Normal Contact (two-point Contact) |
S7210 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 with seals
The S7210 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 | S7210 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 | Seal on both sides | |
Temperature Range | -30°C to 150°C | |
Lubrication | 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 |
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 S7210 ACD/P4A bearing is a high-precision angular contact ball bearing designed for demanding applications requiring exceptional accuracy, rigidity, and reliability. Below are the application fields and specific equipment where these bearings are utilized:
1. High-Speed Precision Machine Tools
5-Axis Machining Center Motorized Spindles: Ensures high-speed, high-precision machining for complex geometries in aerospace and medical industries.
Ultra-Precision Jig Grinding Machine Spindles: Provides micron-level accuracy for surface finishing, critical for tooling and mold-making.
Swiss-Type Lathe Guideway Rotary Units: Delivers smooth and precise rotary motion for high-speed turning and milling operations.
2. Advanced Robotics & Automation
Articulated Robot Hip Joint Drives: Supports robust and precise movements in heavy-duty industrial robots used in automotive and manufacturing.
High-Speed SCARA Robot Z-Axis Mechanisms: Enables rapid vertical positioning with minimal vibration, ideal for electronics assembly.
Automated Optical Inspection (AOI) Rotary Stages: Facilitates accurate rotation and positioning for high-speed inspection systems.
3. Aerospace & Satellite Systems
Aircraft Landing Gear Retraction Actuators: Handles high loads and ensures reliable operation during landing gear deployment.
Satellite Antenna Pointing Mechanisms: Provides precise orientation control for communication and observation satellites.
UAV Propulsion Motor Cooling Fan Shafts: Enhances cooling efficiency in unmanned aerial vehicles (UAVs), ensuring stable performance.
4. Semiconductor & Electronics Production
EUV Lithography Wafer Alignment Stages: Achieves sub-micron precision during wafer alignment, critical for advanced semiconductor manufacturing.
Plasma Etcher Chamber Rotary Feedthroughs: Supports continuous rotation under vacuum conditions, ensuring uniform etching processes.
Chip Bonder Collet Rotation Assemblies: Enables precise chip placement during bonding, improving production yield and quality.
5. Renewable Energy Systems
Offshore Wind Turbine Yaw Drive Units: Handles dynamic loads and ensures accurate alignment of turbine blades to optimize energy capture.
Solar Tracker Azimuth Slewing Rings: Facilitates smooth rotation of solar panels, maximizing energy generation efficiency.
Hydroelectric Turbine Governor Shafts: Ensures precise control of water flow and turbine speed, enhancing power generation reliability.
6. Medical Imaging & Surgical Devices
MRI Scanner Cryostat Rotation Modules: Provides smooth and quiet rotation for superconducting magnets, reducing noise and vibration.
Linear Accelerator Gantry Bearing Systems: Supports precise rotation of radiation beams, improving cancer treatment accuracy.
Robotic Surgery Instrument Wrist Joints: Enables dexterous and precise movements in robotic-assisted surgeries, enhancing patient outcomes.
7. Optical & Metrology Equipment
Laser Cutting Head Focusing Rotary Stages: Ensures precise focusing and rotation for high-quality laser cutting and engraving.
Atomic Force Microscope (AFM) Scanners: Provides nanoscale precision for scanning probe microscopy, essential for material analysis.
Astronomical Telescope Dome Rotation Drives: Facilitates smooth and controlled dome rotation for optimal telescope positioning.
8. Heavy Industrial Machinery
Mining Conveyor Belt Pulley Drives: Supports heavy loads and ensures reliable operation in harsh mining environments.
Steel Rolling Mill Backup Roll Chocks: Provides stability and durability for high-pressure rolling processes.
Hydraulic Press Ram Guidance Systems: Ensures precise alignment and movement of hydraulic rams, improving press accuracy and safety.
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 |