71910 ACB/P4A 50*72*12 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
The 71910 ACB/P4A bearing,bore diameter is 50 mm, outside diameter is 72 mm,width is 12 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 | 71910 ACB/P4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 50 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 |
| Outer Bore Diameter (D) | 72 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 12 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 | Open |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease or oil |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.13 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 7280 N |
| Static Radial Load | 6000 N |
| Reference Speed For Grease (r/min) | 22,000 rpm |
| Limiting Speed For Oil(r/min) | 36,000 rpm |
What's the Performance Features of 71910 ACB/P4A Bearing?
The 71910 ACB/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 71910 ACB/P4A Bearing?
The 71910 ACB/P4A bearing is a high-precision angular contact ball bearing, whose design and performance characteristics make it widely used in fields requiring high speed, high rigidity, and high operational accuracy. Below are its main application areas :
1. Precision Machine Tools
- CNC machine spindles (grinders, milling machines, lathes).
2. High-Speed Spindle Systems
- Machining center motorized spindles, turbo machinery.
3. Aerospace Equipment
- Aircraft engine systems, gyroscopes, landing gear components.
4. Medical Equipment
- CT/MRI scanners, dental drills, surgical robot joints.
5. Industrial Robots
- Robotic arm joints, rotary tables, RV reducers.
6. Precision Instruments and Optical Equipment
- Semiconductor wafer cutters, optical lens systems, laser engravers.
| 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!
|
|
71910 ACB/P4A Super Precision Single Row Angular Contact Ball Bearing 7910 Images
|
