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71809 ACD/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 ACD/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 ACD/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 | 25° (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 | 4620 N |
| Static Radial Load | 5000 N | |
| Reference Speed For Grease (r/min) | 24,000 rpm | |
| Limiting Speed For Oil(r/min) | 38,000 rpm | |
What's the Performance Features of 71809 ACD/HCP4 Bearing?
The 71809 ACD/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 ACD/HCP4 Bearing?
The 71809 ACD/HCP4 bearing is a high-precision angular contact ball bearing, primarily used in applications requiring high speed, high accuracy, and high rigidity. Its specific applications and technical features are as follows:
1. Precision Machinery
Motorized Spindles: Operates at high speeds with preload adjustment to prevent slippage and overheating.
Machine Tools: Provides stability for tool holders and magazines, supporting precision machining.
2. Transportation and Construction
Vehicles: Used in drivetrains or steering systems, handling dynamic loads with low friction.
Construction Equipment: Works in hoists, compactors, and pile drivers, ensuring stability under heavy loads.
3. Industrial Automation
Saws/Sewing Machines: Reduces vibration during high-speed operation.
Pumps/Hydraulic Systems: Resists high temperatures and corrosion in fluid transfer equipment.
4. High-Precision Instruments
CNC Machines: Ensures accuracy for semiconductor or optical applications.
Rolling Mills: Supports high loads and impacts as a backup bearing.
| 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 |