S7011 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 with seals
The S7011 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 | S7011 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 | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease |
| Tolerance Class | P4A better than P4 |
| Weight | 0.39 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 S7011 ACB/P4A Bearing?
The S7011 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 S7011 ACB/P4A Bearing?
The S7011 ACB/HCP4A is a sealed high-precision angular contact ball bearing designed for applications requiring protection against contamination while maintaining reliable performance. Typical uses include:
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Food Processing and Packaging Machinery
Mixers, filling machines, and conveyor rollers.
Compatible with food-grade lubricants .
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Machine Tools and Automation Systems
CNC spindle units under moderate-speed and non-extreme load conditions.
Automated feeding systems where debris protection is essential.
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Agricultural and Construction Equipment
Used in harvesters, excavators, and outdoor transmission systems.
Resistant to dust, mud, and moisture.
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Medical and Laboratory Devices
Suitable for centrifuges, blood analyzers, and rotating components in cleanroom environments.
Low-noise design ideal for medical imaging equipment like MRI and CT scanners.
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General Industrial Drives
Reliable performance in fans, pumps, and conveyor rollers operating in humid or dusty settings such as textile and paper mills.
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Robotics and Precision Machinery
Perfect for robotic joints and actuators that require moderate-speed sealing and protection from external contaminants.
| 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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S7011 ACB/P4A 7011 2RZ Angle Contact Ball Bearing 55x90x18 Images
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