71911 ACB/HCP4A 55*80*13 mm Super Precision High Capacity Single
Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-speed B design, single row angular contact
ball bearing
The 71911 ACB/HCP4A bearing,bore diameter is 55 mm, outside diameter is 80 mm,width is
13 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 | 71911 ACB/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) | 80 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 13 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 | Open |
| Temperature Range | -30°C to 150°C |
| Lubrication | Oil,Grease |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.17 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 9360 N |
| Static Radial Load | 7650 N |
| Reference Speed For Grease (r/min) | 24,000 rpm |
| Limiting Speed For Oil(r/min) | 38,000 rpm |
What's the Performance Features of 71911 ACB/HCP4A Bearing?
The 71911 ACB/HCP4A angular contact ball bearing is engineered for
high-precision and high-performance applications, featuring very
tight tolerances suitable for precise machinery, the ability to
handle both radial and axial loads simultaneously, high-speed
operation with stability, low torque and friction for energy
efficiency, enhanced rigidity for accuracy under heavy loads,
durability with extended service life, effective performance across
a wide temperature range.
What's the Applications of the 71911 ACB/HCP4A Bearing?
The 71911 ACB/HCP4A bearing has a wide range of applications. Below
is its main application fields:
Industrial Manufacturing
- Machine Tools: Ensures high precision in CNC machines for fine machining.
- Machinery: Improves performance in equipment like welding machines and chip
conveyors.
Medical and Daily Life
- Medical Devices: Supports smooth operation of healthcare equipment.
- Shoe Sewing Machines: Enhances precision and efficiency in shoe production.
Energy and Chemicals
- Wind Power: Ensures stable operation of wind turbines.
- Heat Exchangers: Enables efficient rotation in spiral plate heat exchangers.
Mining and Exploration
- Used in geophysical instruments to ensure accurate and reliable
operation during mining exploration.
Food Processing
- Works reliably in meat processing equipment, ensuring durability
and consistent 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!
