71906 CE/P4A Super Precision High Speed P4A Precision Grade Angular Contact Ball Bearing
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-4 weeks
Brand:
CNBTZC or OEM
Product Description
71906 CE/P4A Super Precision Single Row Angular Contact Ball Bearing 7906
71906CE/P4A 30×47×9 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. The 71906 CE/P4A bearing features a bore diameter of 30 mm, outside diameter of 47 mm, and width of 9 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 71906 CE/P4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 30 mm |
| Inner Bore Diameter Tolerance | -0.005mm to 0 |
| Outer Bore Diameter (D) | 47 mm |
| Outer Bore Diameter Tolerance | -0.006mm to 0 |
| Width (B) | 9 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 15° (25°, 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 | 0.050 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Dynamic Radial Load | 5590 N |
| Static Radial Load | 3250 N |
| Reference Speed For Grease (r/min) | 41,000 rpm |
| Limiting Speed For Oil (r/min) | 63,000 rpm |
Performance Features
- Engineered for high-precision and high-performance applications
- Very tight tolerances suitable for precise machinery
- 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
Applications
The 71906 CE/P4A high-precision angular contact ball bearing, featuring P4 precision class, a 15° contact angle, and preloading configuration, excels in high-speed and high-precision applications. It is widely used across various fields including:
- Precision machinery and industrial equipment (machine tool spindles, plastic granulators, industrial ovens)
- Medical and research instruments (surgical devices, mass spectrometers)
- Transportation and specialized machinery (printing machines, mining equipment)
- Other scenarios requiring low vibration and high repeatability (optical instruments, robot joints)
This bearing ensures stable performance and precise operation under demanding conditions.
| 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 |
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Company
Beining Intelligent Technology (Zhejiang) Co., Ltd
Location
No.502,Xinxing Third Road,Cixi Intelligent Home Appliance High Tech Industrial Development Zone, Zhejiang,China
Contact Person
Shelley Dong