71806 ACD/P4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade Hybrid Ceramic Balls for High Speed Operation
71806 ACD/P4 30×42×7 Super Precision High Capacity Single Row Angular Contact Ball Bearing with Ceramic Balls for High Speed Applications
Super-precision, high-capacity, single row angular contact ball bearing 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 | 71806 ACD/P4 |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 30 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) | 7 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 25° (15°, 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 | P4 (ABEC-7) |
| Weight | 0.026 kg |
| Dynamic Radial Load | 4160 N |
| Static Radial Load | 3550 N |
| Reference Speed For Grease | 28,000 rpm |
| Limiting Speed For Oil | 45,000 rpm |
- 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 wide temperature range
The 71806 ACD/P4 angular contact ball bearing is designed for high-speed, high-precision, and heavy-duty applications including:
- Precision machining equipment (CNC machine tool spindles, engraving machines)
- Industrial and heavy machinery (construction and metallurgy equipment)
- Specialized fields (wind energy, medical devices)
- Traditional manufacturing (agricultural and food processing machinery)
- Special applications (water jet cutting, electroplating equipment)
Certifications: RoHS & REACH, IATF16949:2016
Features: High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Services: OEM & ODM Customized Services, Online Support, Professional Service
Samples: Please Contact Us
Size Options: Standard sizes available, custom sizes upon request
Factory Manufacturer: Yes
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