71804 CD/P4 Super Precision Single Row Angular Contact Ball Bearing with P4 Precision Grade and High Speed Operation 20 mm Bore Diameter
Price:
Please contact us,thanks
MOQ:
1000
Delivery Time:
2-4 weeks
Brand:
CNBTZC or OEM
Product Description
71804 CD/P4 Super Precision Single Row Angular Contact Ball Bearing 7804
Product Overview
71804 CD/P4 - 20×32×7 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, P4 precision grade, delivering superior performance and reliability for applications requiring high rotational accuracy and stability.
Technical Specifications
| Part Number | 71804 CD/P4 |
| 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) | 32 mm |
| Outer Bore Diameter Tolerance | -0.006mm to 0 |
| Width (B) | 7 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 or Oil |
| Tolerance Class | P4 (ABEC-7) |
| Weight | 0.018 kg |
Load and Speed Ratings
| Dynamic Radial Load | 3900 N |
| Static Radial Load | 2650 N |
| Reference Speed For Grease (r/min) | 45,000 rpm |
| Limiting Speed For Oil (r/min) | 70,000 rpm |
Performance Features
- 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 71804 CD/P4 bearing is designed for demanding industrial applications across various sectors including:
- Food processing equipment
- Garment manufacturing machinery
- Nonwoven fabric production
- Rubber laminating systems
- Cutting and crushing machines
- Tower cranes and piling machinery
- Kitchen ventilation systems
- Metallurgy and chemical fractional condensers
- Logistics loading machinery
- Medical monitoring devices
- Material testing machines
- Printing die-cutting equipment
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 |
| Samples | Please Contact Us |
| Size Availability | Standard sizes available, custom sizes upon request |
| 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