71902 CDGA/P4A 15*28*7 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Super-precision, high-capacity, universally matchable single row angular contact ball bearing
The 71902 CDGA/P4A bearing,bore diameter is 15 mm, outside diameter is 28 mm,width is 7 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 | 71902 CDGA/P4A |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 15 mm |
| Inner Bore Diameter Tolerance | -0.004mm to 0 |
| Outer Bore Diameter (D) | 28 mm |
| Outer Bore Diameter Tolerance | -0.004mm to 0 |
| Width (B) | 7 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 or Oil |
| Tolerance Class | P4A better than P4 (ABEC-7) |
| Weight | 0.015 kg |
| Matched Arrangement | No |
| Universal Matching Bearing | Yes,back-to-back (<>),face-to-face (><) or tandem (>>) DB,DF,DT 2 bearings |
| Preload | EL/Extra Light/Class A |
| Load and Speed | Dynamic Radial Load | 3970 N |
| Static Radial Load | 1900 N |
| Reference Speed For Grease (r/min) | 60,000 rpm |
| Limiting Speed For Oil(r/min) | 90,000 rpm |
What's the Performance Features of 71902 CDGA/P4A Bearing?
The 71902 CDGA/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 71902 CDGA/P4A Bearing?
The 71902 CDGA/P4A bearing is distinguished by its superior precision and load capacity, making it essential in various industries. It supports high accuracy and stability in precision machinery like machine tools and measuring instruments, enhances production efficiency and quality in metallurgical rolling mills, and ensures efficient energy conversion in wind turbine gearboxes within the power industry. This bearing also maintains high precision under heavy loads in construction and mining machinery, such as cranes, excavators, and conveyor systems, improving safety and efficiency. Additionally, it plays a critical role in road construction equipment and railway vehicles, ensuring reliable operation and performance. Its robust design, wear resistance, and ability to handle significant radial and axial loads make it a vital component across these diverse and demanding 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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71902 CDGA/P4A Precision Ball Bearings High Capacity Angular Contact Ball Bearing 15x28x7 Images
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