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71904 CD/P4A 20*37*9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-capacity, single row angular contact ball bearing
The 71904 CD/P4A bearing,bore diameter is 20 mm, outside diameter is 37 mm,width is 9 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 | 71904 CD/P4A | |
| 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) | 37 mm | |
| Outer Bore Diameter Tolerance | -0.006mm to 0 | |
| Width (B) | 9 mm | |
| Width Tolerance | -0.2mm to 0 | |
| Specifications | Contact Angle | 15° (25°,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,oil | |
| Tolerance Class | P4A better than P4 (ABEC-7) | |
| Weight | 0.036 kg | |
| Matched Arrangement | No | |
| Universal Matching Bearing | No | |
| Preload | Not applicable | |
| Load and Speed | Dynamic Radial Load | 6050 N |
| Static Radial Load | 3200 N | |
| Reference Speed For Grease (r/min) | 45,000 rpm | |
| Limiting Speed For Oil(r/min) | 67,000 rpm | |
What's the Performance Features of 71904 CD/P4A Bearing?
The 71904 CD/P4A 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 71904 CD/P4A Bearing?
The 71904 CD/P4A bearing,is distinguished by its high precision, high-speed performance, and significant load capacity, making it ideal for a broad range of industrial applications. It ensures stable and accurate operation in sectors including plastic packaging machinery, printing and dyeing equipment, milling machines, CNC lathes, stud welders, assembly machinery, leather measuring and coating machines, vacuum dryers, spinning equipment, energy storage systems, environmental protection devices, machine tool sliding blocks, chemical equipment components, and textile machinery. Additionally, it is used in various other applications such as food mixing equipment, reboilers, harvesting machinery, thermoforming machines, and banknote counters. Its reliable performance enhances production efficiency and operational continuity across these diverse industries.
| 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 |