7008 ACD/P4A 40*68*15 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-capacity D design, single row angular contact ball bearing
The 7008 ACD/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 ACD/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 | 15900 N |
| Static Radial Load | 10400 N |
| Reference Speed For Grease (r/min) | 19,000 rpm |
| Limiting Speed For Oil(r/min) | 30,000 rpm |
What's the Performance Features of 7008 ACD/P4A Bearing?
The 7008 ACD/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 ACD/P4A Bearing?
The 7008 ACD/P4A bearing is a high-precision angular contact ball bearing. Its design features (such as optimized contact angle, P4A grade accuracy, special materials, and lubrication technology) make it excel in high-speed and high-precision applications. Its typical application areas include:
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Machine Tool Spindles: Used in high-speed electric spindles with excellent rigidity and precision. Ideal for grinding and CNC machines.
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Precision Instruments: Suitable for semiconductor equipment, optical instruments, and automation systems requiring low noise and vibration.
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High-Speed Motors: Works in servo motors and spindle motors, offering high performance in mechatronic systems.
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Aerospace and Special Equipment: Used in gyroscopes, navigation systems, and high-speed turbines, tolerating extreme conditions.
| 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 |
If you need more detailed information , feel free to ask!
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7008 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing Images
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