71902 CE/P4ADGB Super Precision Single Row Angular Contact Ball Bearing with 15 mm Bore Diameter P4A Precision Grade and High Speed E Design
71902 CE/P4ADGB 15×28×14 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed
Matched set of two super-precision, high-speed E design, single row angular contact ball bearings.
The 71902 CE/P4ADGB bearing features a bore diameter of 15 mm, outside diameter of 28 mm, and width of 14 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.
| Part Number | 71902 CE/P4ADGB |
|---|---|
| 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): 14 mm (2×7mm) Width Tolerance: -0.2mm to 0 |
| Specifications |
Contact Angle: 15° (25°, 40° Available) Material: Chrome Steel Cage Material: Phenolic Number of Rows: 2 (2×Single Row) Seal Type: Open Temperature Range: -30°C to 150°C Number of bearings in matched set: 2 Tolerance Class: P4A better than P4 (ABEC-7) Weight: 0.03 kg Matched Arrangement: Universal Matching Universal Matching Bearing: Yes, back-to-back (<>), face-to-face (><) or tandem (>>) DB,DF,DT 2 bearings Preload: L/Light/Class B |
| Load and Speed |
Dynamic Radial Load: 5200 N Static Radial Load: 2750 N Reference Speed For Grease: 75,000 rpm Limiting Speed For Oil: 115,000 rpm |
- Engineered for high-precision and high-performance applications
- Very tight tolerances suitable for precise machinery
- 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
The 71902 CE/P4ADGB bearing is a precision angular contact ball bearing distinguished by its high accuracy and load capacity. It finds extensive use across various industries:
- Machine tools for critical components like spindles and gearboxes
- Metallurgy for supporting heavy machinery such as rolling mills
- Power generation for improving the efficiency of wind turbines
- Steel production for applications like blast furnace fans and water pumps
- Mining machinery for reliable operation of excavators and conveyors
- Construction equipment to enhance the performance of cranes and concrete batching plants
- Road construction machinery for tasks involving rollers and pavers
- Railways to ensure the safe and stable operation of trains
Features: High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Samples: Please Contact Us
Size Options: Standard sizes available, custom sizes upon request
Manufacturer: Factory Direct
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