71905 CE/HCP4A Super Precision Angular Contact Ball Bearing with Hybrid Ceramic Balls P4A Precision Grade and High Speed E Design
71905 CE/HCP4A 25×42×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-speed E design, single row angular contact ball bearing featuring precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls. Delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71905 CE/HCP4A |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions |
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 |
| 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: P4A better than P4 (ABEC-7) Weight: 0.036 kg Matched Arrangement: No Universal Matching Bearing: No Preload: Not applicable |
| Load and Speed |
Dynamic Radial Load: 5270 N Static Radial Load: 2800 N Reference Speed For Grease: 58,000 rpm Limiting Speed For Oil: 90,000 rpm |
- 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
The 71905 CE/HCP4A 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.
Certificates: 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: Standard (For custom sizes, please contact us)
Factory Manufacturer: Yes
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