S7011 CE / HCP4A Super Precision Small Bearings Single Row Angular Contact Ball Bearing 7011 2RZ
S7011 CE/HCP4A 55*90*18 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Ceramic Balls High Speed
Super-precision, high-speed E design, single row angular contact ball bearing with seals
The S7011 CE/HCP4A 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, and hybrid ceramic balls, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | S7011 CE/HCP4A | |
| 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 | 15° (25°,40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) | |
| 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 | 0.4 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 16800 N |
| Static Radial Load | 12200 N | |
| Reference Speed For Grease (r/min) | 25,000 rpm | |
| Limiting Speed For Oil(r/min) | 39,000 rpm | |

What's the Performance Features of 7011 CE/HCP4A Bearing?
The 7011 CE/HCP4A 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 CE/HCP4A Bearing?
The S7011 CE/HCP4A is a high-precision angular contact ball bearing designed for applications that demand exceptional speed, accuracy, and reliability. This bearing is widely used in high-performance machinery due to its optimized internal geometry and advanced engineering features.
Below is an overview of its key specifications and typical application fields:
1. Precision Machinery & Machine Tools
- CNC Spindles: Supports high-speed cutting tools while maintaining dimensional accuracy and surface finish.
- Grinding and Milling Machines: Handles heavy loads and vibrations at elevated RPMs.
2. Aerospace & Defense
- Aircraft Engine Components: Used in turbine shafts or gearbox systems under extreme temperatures and rotational speeds.
- Navigation Gyroscopes: Provides the stability required for accurate attitude control.
3. Industrial Robotics
- Robotic Joint Actuators: Offers rigidity and low friction for smooth, precise motion control.
- Harmonic Drives: Enhances repeatability and efficiency in precision transmission systems.
4. Medical Equipment
- High-Speed Dental Tools: Reliable performance in sterile, high-speed environments.
- Imaging Devices (CT/MRI Scanners): Low-noise operation and non-magnetic options support rotating components.
5. Electric Motors & Power Systems
- Spindle Motors & High-Speed Electric Motors: Ideal for semiconductor processing and circuit board drilling.
- EV Drive Motors: Optimized for durability and efficiency at high RPMs in electric vehicles.
6. Precision Instruments & Optics
- Lens Polishing Machines: Reduces rotational error for ultra-smooth optical surfaces.
- Rotary Tables for Measurement Equipment: Ensures repeatable angular positioning in metrology.
| 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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