S71911 CB/P4A 55*80*13 mm Super Precision High Capacity Single Row
Angular Contact Ball Bearing
Super-precision, high-speed B design, single row angular contact
ball bearing with seals
The S71911 CB/P4A 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, delivers superior performance and reliability for
applications requiring high rotational accuracy and stability.
| Part Number | S71911 CB/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) | 80 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 13 mm |
| Width Tolerance | -0.2mm to 0 |
| Specifications | Contact Angle | 15° (25°,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 (ABEC-7) |
| Weight | 0.19 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 9950 N |
| Static Radial Load | 8150 N |
| Reference Speed For Grease (r/min) | 22,000 rpm |
| Limiting Speed For Oil(r/min) | 34,000 rpm |
What's the Performance Features of S71911 CB/P4A Bearing?
The S71911 CB/P4A 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 S71911 CB/P4A Bearing?
The S71911 CB/P4A bearing is an angular contact ball bearing with a wide range of
applications. Below, we explore its uses across various industries
and equipment types:
1. Industrial Manufacturing
- Machine Tools: Used in high-speed, high-precision spindles to ensure stable
operation and machining accuracy.
- Printing Machinery: Supports precise movement and stable operation in printing
equipment.
2. Energy Sector
- Wind Power: May be used in wind turbines to support rotation.
- Gas Turbines: Suitable for high-speed operation in gas turbines.
3. Daily Life & Small Equipment
- Welding Machines: Can support rotating parts in AC and manual welding machines.
- Binding Machines: Ensures smooth operation of rotating components in binding
machines.
| 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!
