S7011 ACE/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 ACE/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 ACE/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 | 25° (15°,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 | 0.37 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 15900 N |
| Static Radial Load | 11600 N |
| Reference Speed For Grease (r/min) | 23,000 rpm |
| Limiting Speed For Oil(r/min) | 35,000 rpm |
What's the Performance Features of S7011 ACE/HCP4A Bearing?
The S7011 ACE/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 S7011 ACE/HCP4A Bearing?
The S7011 ACE/HCP4A is a high-precision angular contact ball bearing designed for
high-speed operation and durability in harsh environments. Key
Applications as following:
Machine Tool Spindles
Designed for high-speed CNC machining such as precision grinding
and drilling, especially under heavy axial loads.
Aerospace Actuators
Used in flight control systems, landing gear, and auxiliary power
units (APUs), where reliability under vibration is critical.
Semiconductor Manufacturing
Suitable for wafer handling and lithography stages in cleanrooms.
P4A-grade accuracy ensures micron-level stability.
High-Speed Turbomachinery
Ideal for compressors and turbochargers that require heat-resistant
components and long-lasting sealed lubrication.
Medical Imaging Systems
Perfect for MRI gantries and CT scanner rotating parts, offering
low-noise and non-magnetic 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!
