7204 ACD/HCP4A Super Precision Single Row Angular Contact Ball Bearing
7204 ACD/HCP4A 20×47×14 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing with Ceramic Balls
Super-precision, high-capacity, single row angular contact ball bearing. The 7204 ACD/HCP4A bearing, with a bore diameter of 20 mm, outside diameter of 47 mm, and width of 14 mm, features precise dimensions, high static load capacity, and is manufactured to the P4A precision grade. Equipped with hybrid ceramic balls, this bearing delivers superior performance and reliability, making it ideal for applications that require high rotational accuracy and stability.
Technical Specifications
| Part Number |
7204 ACD/HCP4A |
| Bearing Type |
Angular Contact |
| Measurement Unit |
Metric |
| Dimensions |
Inner Bore Diameter (d): 20 mm
Inner Bore Diameter Tolerance: -0.005mm to 0
Outer Bore Diameter (D): 47 mm
Outer Bore Diameter Tolerance: -0.006mm to 0
Width (B): 14 mm
Width Tolerance: -0.2mm to 0
|
| Specifications |
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: 0.09 kg
Matched Arrangement: No
Universal Matching Bearing: No
Preload: Not applicable
|
| Load and Speed |
Dynamic Radial Load: 11,400 N
Static Radial Load: 5,600 N
Reference Speed For Grease: 38,000 rpm
Limiting Speed For Oil: 56,000 rpm
|
Performance Features
The 7204 ACD/HCP4A angular contact ball bearing is manufactured to P4A precision grade standards and excels in high-precision and high-performance applications. Key features include:
- Handles both radial and axial loads simultaneously
- Supports high-speed operation with stability
- Minimizes torque and friction for energy efficiency
- Offers enhanced rigidity for accuracy under heavy loads
- Built with hybrid ceramic balls for extended service life
- Effective performance across wide temperature range
- Superior rotational accuracy and reliability
Applications
The 7204 ACD/HCP4A bearing is a high-precision component vital to numerous industries, including industrial machinery, lifting equipment, heat treatment devices, and various engineering applications. It ensures optimal performance in:
- Textile dyeing and finishing
- Chemical separation processes
- Logistics and construction lifting
- Medical device stability
- Pharmaceutical cutting and packaging machinery
- Cooling systems and gear reducers
- High-pressure reactors
- Specialized machines for power, telecommunications, food processing, and metalworking
Certifications & Services
| CERTIFICATE |
RoHS & REACH, IATF16949:2016 |
| Feature |
High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity |
| Service |
OEM&ODM Customized Services |
| Samples |
Please Contact Us |
| Service |
Online Support, Professional Service |
| Size |
Standard, For custom sizes, please contact us |
| Factory Manufacturer |
Yes |