71905 CE/P4A Super Precision High Speed Angular Contact Ball Bearing 25x42x9 mm
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-3 weeks
Brand:
CNBTZC or OEM
Product Description
71905 CE/P4A Super Precision Single Row Angular Contact Ball Bearing 7905
71905 CE/P4A 25×42×9 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 71905 CE/P4A 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, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 71905 CE/P4A |
| 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 | 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 | 0.04 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) | 49,000 rpm |
| Limiting Speed For Oil (r/min) | 75,000 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 71905 CE/P4A bearing, known for its precision design and reliability, is widely used across various industries. It supports stable and efficient operations in:
- Plastic and rubber processing equipment
- Mechanical devices like gearboxes and marking machines
- Industrial production equipment such as ironing and setting machines
- Wear-resistant pumps for mining
- Pressing machines in garment manufacturing
- Blister machines in plastic packaging
- Lifting equipment in logistics
- Biscuit machinery in food production
- Annealing furnaces in metalworking
Its versatility and high performance make it an essential component for ensuring durability and efficiency in a broad range of demanding industrial applications.
Certifications & Services
| 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 |
Similar Products
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