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,bore diameter is 45 mm, outside diameter is 58 mm,width is 7 mm,featuring precise dimensions, high static load capacity, P4 precision grade, and hybrid ceramic balls, delivers 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 |
What's the 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, 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 71809 CD/HCP4 Bearing?
The 71809 CD/HCP4 is a high-precision angular contact ball bearing, primarily used in the following fields:
1. 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.
2. Construction Machinery
Heavy Equipment: Found in pile drivers, waste processing machines, and hoists, capable of withstanding heavy loads and shock loads in demanding conditions.
3. Machine Tools and Precision Machining
High-Precision Components: Used in spindles, tool magazines, and ball screws in machine tools. Its hybrid ceramic design (Hybrid) and P4 precision reduce thermal deformation and enhance machining stability.
4. Pump Equipment
Fluid Machinery: Suitable for gear pumps and centrifugal pumps, especially excelling in corrosive or high-speed operating environments.
5. 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.
| 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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71809 CD/HCP4 Super Precision Single Row Angular Contact Ball Bearing 7809 Images
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