71908 ACD/HCP4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter and Hybrid Ceramic Balls
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-4 weeks
Brand:
CNBTZC or OEM
Product Description
71908 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908
71908 ACD/HCP4A 40×62×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed
Super-precision, high-capacity design, single row angular contact ball bearing. The 71908 ACD/HCP4A bearing features precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 71908 ACD/HCP4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 40 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 |
| Outer Bore Diameter (D) | 62 mm |
| Outer Bore Diameter Tolerance | -0.007mm to 0 |
| Width (B) | 12 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 25° (15°,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 | 0.1 kg |
| Dynamic Radial Load | 11700 N |
| Static Radial Load | 8000 N |
| Reference Speed For Grease | 24,000 rpm |
| Limiting Speed For Oil | 38,000 rpm |
Product Images
Performance Features
The 71908 ACD/HCP4A 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
71908 ACD/HCP4A bearing is a high-precision angular contact ball bearing suitable for industrial equipment that requires high-speed operation, high rigidity, and precise functioning.
Industrial Equipment
- Drying and Heating Equipment: Flash dryers, rotary dryers, and mesh belt furnaces
- Chemical and Environmental Protection Equipment: Desulfurization and dust removal equipment, tower reactors
- Cleaning and Mixing Equipment: Laboratory mixers and cleaning machinery
Machinery Manufacturing Sector
- Machine Tools and Processing Equipment: Lathe spindles, waterjet cutters, gear pumps
- Plastic and Rubber Machinery: Injection molding machines and extruders
- Packaging and Printing Equipment: Binding machines, hot stamping machines
Special Industry Applications
- Energy and Mining Equipment: Geological exploration equipment and hoists
- Transportation Equipment: Vehicle transmission systems, refuse trucks
- Food and Medical Equipment: Dairy machinery, medical centrifuges
Certifications & Services
Certificates:
RoHS & REACH, IATF16949:2016
RoHS & REACH, IATF16949:2016
Features:
High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Services:
OEM&ODM Customized Services, Online Support, Professional Service
OEM&ODM Customized Services, Online Support, Professional Service
Samples:
Please Contact Us
Please Contact Us
Size Options:
Standard, Custom sizes available
Standard, Custom sizes available
Manufacturer:
Factory Manufacturer
Factory Manufacturer
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
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