71905/VA9D1 25*42*9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision universally matchable single row angular contact ball bearing with seals for driven tools
The 71905/VA9D1 bearing,bore diameter is 25 mm, outside diameter is 42 mm,width is 9 mm,featuring precise dimensions, high static load capacity, P4 precision grade,delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71905/VA9D1 |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 25 mm |
| Inner Bore Diameter Tolerance | -0.004mm to 0 |
| Outer Bore Diameter (D) | 42 mm |
| Outer Bore Diameter Tolerance | -0.004mm to 0 |
| Width (B) | 9 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 | Seal on both sides |
| Temperature Range | -30°C to 150°C |
| Lubrication | Grease |
| Tolerance Class | P4 |
| Weight | 0.043 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | Yes,back-to-back (<>),face-to-face (><) or tandem (>>) DB,DF,DT 2 bearings |
| Preload | Not applicable |
| Load and Speed | Dynamic Radial Load | 6370 N |
| Static Radial Load | 3800 N |
| Reference Speed For Grease (r/min) | 25,000 rpm |
| Limiting Speed For Oil(r/min) | 35,000 rpm |
What's the Performance Features of 71905/VA9D1 Bearing?
The 71905/VA9D1 angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the 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.
What's the Applications of the 71905/VA9D1 Bearing?
The 71905/VA9D1 bearing,is a high-precision angular contact ball bearing, is crucial in multiple sectors due to its capability to handle radial and axial loads at high speeds with precision. It ensures high-speed rotational accuracy and stability in precision machine tools, enhancing machining quality and efficiency. In high-speed rail, it supports safe and efficient train operations by enduring high dynamic loads with low friction and high reliability. For aerospace, it meets stringent demands under extreme conditions, ensuring optimal performance in aircraft engines and navigation systems. Additionally, it facilitates precise control and operation in automation equipment, robotics, wind turbines, and high-speed motors, highlighting its versatility and critical role across various advanced applications.
| 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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S71905/VA9D1 Super Precision Single Row Angular Contact Ball Bearing 7905 2RZ Images
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