7004 ACE/HCP4A 20*42*12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Ceramic Balls High Speed
Super-precision, high-speed E design, single row angular contact ball bearing
The 7004 ACE/HCP4A bearing,bore diameter is 20 mm, outside diameter is 42 mm,width is 12 mm,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 | 7004 ACE/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) | 42 mm |
| Outer Bore Diameter Tolerance | -0.006mm to 0 |
| Width (B) | 12 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 |
| Weight | 0.056 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | No |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 7150 N |
| Static Radial Load | 3250 N |
| Reference Speed For Grease (r/min) | 58,000 rpm |
| Limiting Speed For Oil(r/min) | 88,000 rpm |
What's the Performance Features of 7004 ACE/HCP4A Bearing?
The 7004 ACE/HCP4A bearing, engineered for high-performance applications, features P4A grade precision, an angular contact design for handling significant radial and axial loads. Optimized for high-speed operation with minimal vibration, it offers smooth, quiet performance and is constructed from premium materials to ensure durability and longevity. This bearing maintains high precision during operation, making it ideal for critical applications in machine tools, automation, aerospace, medical devices, and other industries requiring exceptional accuracy and reliability.
What's the Applications of the 7004 ACE/HCP4A Bearing?
The 7004 ACE/HCP4A bearing,is renowned for its high precision and high-speed performance, making it ideal for a variety of demanding applications. It excels in metal cutting machine tools, high-speed machining centers, and electric spindles, where it enhances machining efficiency and accuracy. Additionally, its high load capacity and low friction characteristics make it suitable for high-speed milling machines and internal grinding machines. Beyond metal processing, this bearing also supports woodworking machinery and other specialized machine tools that require precise and reliable rotation, ensuring optimal performance across diverse industrial sectors.
| 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 |
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7004 ACE/HCP4A Super Precision Single Row Angular Contact Ball Bearing Images
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