S71905 CE/HCP4A Super Precision Single Row Angular Contact Ball Bearing 25x42x9 mm with P4A Precision Grade and Hybrid Ceramic Balls
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-3 weeks
Brand:
CNBTZC or OEM
Product Description
S71905 CE/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7905
S71905 CE/HCP4A 25×42×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-speed E design, single row angular contact ball bearing with seals
The S71905 CE/HCP4A bearing features a bore diameter of 25 mm, outside diameter of 42 mm, and width of 9 mm. With precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | S71905 CE/HCP4A |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 25 mm |
| Inner Bore Diameter Tolerance | -0.005mm to 0 |
| Outer Bore Diameter (D) | 42 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 | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| 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 | 0.038 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Dynamic Radial Load | 5270 N |
| Static Radial Load | 2800 N |
| Reference Speed For Grease (r/min) | 58,000 rpm |
| Limiting Speed For Oil (r/min) | 90,000 rpm |
Performance Features
- 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 S71905 CE/HCP4A bearing is distinguished by its high precision and reliability, making it ideal for a wide range of industrial applications. It supports critical operations in heavy industries such as steel, aluminum, chemical, cement, and paper production, as well as in wind power generation and construction machinery by withstanding significant loads and harsh conditions.
This bearing also enhances the performance and efficiency of automotive engines, reducers, mining equipment, port machinery, metallurgical devices, elevators, plastic machinery, compressors, machine tools, and heavy vehicle components. Its ability to handle high-speed rotations and heavy loads under challenging environments makes it an essential component for ensuring operational stability and efficiency across various demanding sectors.
Certifications & Services
Certificates: RoHS & REACH, IATF16949:2016
Features: High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service: OEM&ODM Customized Services
Samples: Please Contact Us
Support: Online Support, Professional Service
Size Options: Standard, For custom sizes please contact us
Manufacturer: Factory Manufacturer
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
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