71904 CD/P4A Super Precision High Capacity High Speed Angular Contact Ball Bearing
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-4 weeks
Brand:
CNBTZC or OEM
Product Description
71904 CD/P4A Super Precision Single Row Angular Contact Ball Bearing
71904 CD/P4A 20×37×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed
Super-precision, high-capacity, single row angular contact ball bearing featuring precise dimensions, high static load capacity, and P4A precision grade. Delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 71904 CD/P4A |
|---|---|
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Inner Bore Diameter (d) | 20 mm |
| Inner Bore Diameter Tolerance | -0.005mm to 0 |
| Outer Bore Diameter (D) | 37 mm |
| Outer Bore Diameter Tolerance | -0.006mm to 0 |
| Width (B) | 9 mm |
| Width Tolerance | -0.2mm to 0 |
| Contact Angle | 15° (25°, 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, Oil |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.036 kg |
Load and Speed Ratings
| Dynamic Radial Load | 6050 N |
|---|---|
| Static Radial Load | 3200 N |
| Reference Speed For Grease | 45,000 rpm |
| Limiting Speed For Oil | 67,000 rpm |
Product Images
Performance Features
The 71904 CD/P4A 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
The 71904 CD/P4A bearing is distinguished by its high precision, high-speed performance, and significant load capacity, making it ideal for a broad range of industrial applications including:
Plastic packaging machinery
Printing and dyeing equipment
Milling machines
CNC lathes
Stud welders
Assembly machinery
Leather measuring and coating machines
Vacuum dryers
Spinning equipment
Energy storage systems
Environmental protection devices
Machine tool sliding blocks
Chemical equipment components
Textile machinery
Food mixing equipment
Reboilers
Harvesting machinery
Thermoforming machines
Banknote counters
Certifications & Services
| 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 |
| Sizes | Standard (Custom sizes available - please contact us) |
| Samples | Please Contact Us |
| 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