S71910 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 with seals
The S71910 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 | S71910 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 | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.14 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 S71910 ACB/P4A Bearing?
The S71910 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 S71910 ACB/P4A Bearing?
The S71910 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. Ultra-Precision Machining Equipment
- Scenarios: Semiconductor lithography spindles, diamond lathes, ultra-precision optical grinders.
2. Aerospace High-Reliability Systems
- Scenarios: Satellite attitude control flywheels, aviation engine fuel pumps, UAV high-speed servos.
3. High-Speed Industrial Robots
- Scenarios: Collaborative robot joints (e.g., 6-axis/7-axis), Delta robot high-speed pick-and-place arms.
4. Medical and Scientific Instruments
- Scenarios: Proton therapy rotating gantries, cryo-electron microscopy sample stages, gene sequencing centrifuges.
5. Energy and High-End Equipment
- Scenarios: Wind turbine pitch systems, fuel cell air compressor spindles, ultra-high-speed magnetic bearing backup systems.
| 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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S71910 ACB/P4A Super Precision Single Row Angular Contact Ball Bearing 7910 2RZ Images
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