S71910 ACE/P4A 50*72*12 mm Super Precision High Capacity Single Row
Angular Contact Ball Bearing High Speed
Super-precision, high-speed E design, single row angular contact
ball bearing with seals
The S71910 ACE/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 ACE/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 | 0.13 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 12100 N |
| Static Radial Load | 8150 N |
| Reference Speed For Grease (r/min) | 23,000 rpm |
| Limiting Speed For Oil(r/min) | 36,000 rpm |
What's the Performance Features of S71910 ACE/P4A Bearing?
The S71910 ACE/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 ACE/P4A Bearing?
The S71910 ACE/P4A bearing is an super precision angular contact ball bearing featuring high speed, high precision, and high rigidity. It is widely used in fields demanding extreme precision, speed,
and reliability, including the following:
1. Machine Tool Industry
- Widely applied in the spindles of CNC machines and precision
grinding machines. It can withstand high rotational speeds and significant radial and axial loads, ensuring the precision of cutting tools during high-speed
rotation. This guarantees the production of high-precision
components.
2. High-Speed Machinery
- Commonly used in high-speed equipment such as drilling machines,
milling machines, and other high-speed devices. Its low-friction design and excellent heat dissipation performance ensure stable and reliable operation at high speeds, reducing heat
generation and wear while extending equipment lifespan.
3. Aerospace Industry
- Critical in aerospace components such as gyroscopes, actuators, and
jet engine parts. The bearing’s high precision and stability meet the stringent operational requirements of aerospace equipment
under extreme conditions, ensuring precise and reliable flight
control systems.
4. Medical Equipment
- Used in high-speed medical devices such as dental drills and
medical imaging equipment. Its precision ensures accurate operation, such as in dental
drills for dental restoration, which require extremely high rotational speed and accuracy. In
medical imaging equipment, it helps maintain the clarity and accuracy of imaging.
5. Semiconductor Manufacturing
- Applied in semiconductor production equipment like lithography
machines and etching machines. These devices require extremely high precision and speed during wafer processing. The S71910 ACE/P4A bearing ensures precision and consistency in wafer fabrication, enhancing semiconductor product quality and production efficiency.
If you need more detailed information , feel free to ask!
