71809 CD/HCP4 Super Precision Angular Contact Ball Bearing with P4 Precision Grade and Hybrid Ceramic Balls for High Speed Operation
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-3 weeks
Brand:
CNBTZC or OEM
Product Description
71809 CD/HCP4 Super Precision Single Row Angular Contact Ball Bearing 7809
71809 CD/HCP4 • 45×58×7 • Super Precision High Capacity Single Row Angular Contact Ball Bearing Ceramic Balls High Speed
Super-precision, high-capacity, single row angular contact ball bearing. The 71809 CD/HCP4 bearing features precise dimensions, high static load capacity, P4 precision grade, and hybrid ceramic balls, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71809 CD/HCP4 |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | |
| Inner Bore Diameter (d) | 45 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 |
| Outer Bore Diameter (D) | 58 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 7 mm |
| Width Tolerance | -0.2mm to 0 |
| Specifications | |
| Contact Angle | 15° (25°,40° Available) |
| Material | Hybrid (Chrome Steel Rings, Ceramic Balls) |
| 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 | P4 (ABEC-7) |
| Weight | 0.037 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | |
| Dynamic Radial Load | 4880 N |
| Static Radial Load | 5300 N |
| Reference Speed For Grease (r/min) | 26,000 rpm |
| Limiting Speed For Oil (r/min) | 40,000 rpm |
Performance Features of 71809 CD/HCP4 Bearing
The 71809 CD/HCP4 angular contact ball bearing is engineered for high-precision and high-performance applications, featuring:
- 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 of the 71809 CD/HCP4 Bearing
The 71809 CD/HCP4 is a high-precision angular contact ball bearing, primarily used in the following fields:
- Transportation Vehicles: Rail transit and automotive systems - used in railway vehicle axles and automotive transmissions, improving power transmission efficiency due to its high speed and low friction characteristics.
- Construction Machinery: Heavy equipment - found in pile drivers, waste processing machines, and hoists, capable of withstanding heavy loads and shock loads in demanding conditions.
- Machine Tools and Precision Machining: High-precision components - used in spindles, tool magazines, and ball screws in machine tools. Its hybrid ceramic design and P4 precision reduce thermal deformation and enhance machining stability.
- Pump Equipment: Fluid machinery - suitable for gear pumps and centrifugal pumps, especially excelling in corrosive or high-speed operating environments.
- Aerospace and Electric Motors: Extreme environments - used in auxiliary equipment for aircraft engines, motor rotors, and generators, where its high rigidity and low vibration meet stringent operational demands.
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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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