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7008 ACE/P4A 40*68*15 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-speed E design, single row angular contact ball bearing
The 7008 CE/P4A bearing,bore diameter is 40 mm, outside diameter is 68 mm,width is 15 mm,featuring precise dimensions, high static load capacity, P4A precision grade, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 7008 ACE/P4A | |
| Bearing Type | Angular Contact | |
| Measurement Unit | Metric | |
| Dimensions | Inner Bore Diameter (d) | 40 mm |
| Inner Bore Diameter Tolerance | -0.006mm to 0 | |
| Outer Bore Diameter (D) | 68 mm | |
| Outer Bore Diameter Tolerance | -0.007mm to 0 | |
| Width (B) | 15 mm | |
| Width Tolerance | -0.2mm to 0 | |
| Specifications | Contact Angle | 25° (15°,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 | P4A better than P4 | |
| Weight | 0.19 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 11700 N |
| Static Radial Load | 7200 N | |
| Reference Speed For Grease (r/min) | 27,000 rpm | |
| Limiting Speed For Oil(r/min) | 41,000 rpm | |
What's the Performance Features of 7008 ACE/P4A Bearing?
The 7008 ACE/P4A 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 7008 ACE/P4A Bearing?
The 7008 ACE/P4A is a high-precision angular contact ball bearing with a 25° contact angle, designed for high-speed and high-accuracy applications. Its main uses include:
1. Industrial Equipment
Chemical Industry: Used in reactors and purification systems, ensuring stability in corrosive environments.
Construction Machinery: Found in concrete pumps and cooling systems, handling heavy loads.
2. Machine Tools
Spindles: Suitable for high-speed machining centers and grinders, supporting speeds up to 21,300 rpm.
CNC Machines: Enhances rigidity and precision in welding, engraving, and gear equipment.
3. Specialized Machinery
Textile & Packaging: Used in high-speed textile and packaging machines.
Food & Pharma: Meets hygiene and wear-resistance needs in baking and grinding equipment.
4. Other Applications
Energy & Environmental: Used in water treatment and explosion-proof pumps.
Printing & Paper: Supports precision in printing presses and paper machinery.
| 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 |