7011 ACB/P4A 55*90*18 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-speed B design, single row angular contact ball bearing
The 7011 ACB/P4A bearing,bore diameter is 55 mm, outside diameter is 90 mm,width is 18 mm,featuring precise dimensions, high static load capacity, P4A precision grade, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 7011 ACB/P4A |
| 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) | 90 mm |
| Outer Bore Diameter Tolerance | -0.008m to 0 |
| Width (B) | 18 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 | Grease or Oil |
| Tolerance Class | P4A better than P4 |
| Weight | 0.42 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 14000 N |
| Static Radial Load | 11000 N |
| Reference Speed For Grease (r/min) | 19,000 rpm |
| Limiting Speed For Oil(r/min) | 30,000 rpm |
What's the Performance Features of 7011 ACB/P4A Bearing?
The 7011 ACB/P4A bearing, engineered for high-performance applications, features P4A grade precision, an angular contact design for handling significant radial and axial loads. Optimized for high-speed operation with minimal vibration, it offers smooth, quiet performance and is constructed from premium materials to ensure durability and longevity. This bearing maintains high precision during operation, making it ideal for critical applications in machine tools, automation, aerospace, medical devices, and other industries requiring exceptional accuracy and reliability.
What's the Applications of the 7011 ACB/P4A Bearing?
The 7011 ACB/P4A is a high-precision angular contact ball bearing built to P4A ISO tolerance class. It is engineered for applications that demand high speed, rigidity, and accuracy.
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Machine Tool Spindles
Used in CNC milling, turning, and grinding machines where precision and stability are critical.
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High-Speed Motors & Compressors
Supports rotors in electric motors, turbochargers, and compressors for reliable high-speed performance.
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Aerospace Systems
Installed in flight control actuators and auxiliary power units (APUs) for dependable operation in critical systems.
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Industrial Robotics
Ideal for robotic joints and actuators requiring precise motion control in robotic arms.
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Precision Instruments
Applied in optical equipment, medical devices, and semiconductor manufacturing tools for high-accuracy performance.
| 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!
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7011 ACB / P4A Angular Contact Single Row Ball Bearing Images
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