71902 ACDGA/P4A Super Precision Angular Contact Ball Bearing with 15 mm Bore Diameter and P4A Precision Grade for High Speed Operation
71902 ACDGA/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 ACDGA/P4A bearing features a bore diameter of 15 mm, outside diameter of 28 mm, and width of 7 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 ACDGA/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: 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 (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: 3770 N Static Radial Load: 1800 N Reference Speed For Grease: 53,000 rpm Limiting Speed For Oil: 80,000 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 ACDGA/P4A bearing is a precision angular contact ball bearing distinguished by its high accuracy, stability, wear resistance, and performance under high temperatures. It finds extensive use across various industries, including:
- Construction machinery
- Shoe manufacturing
- Food processing
- Metallurgy
- Blow molding
- Packaging
- Pharmaceutical equipment
- Rock drilling
- Welding and cutting machines
- Hydrostatic guides
- Washing machines
- Paper cutters
- Canned motor pumps
- Machine tool spindles
Its ability to enhance precision, efficiency, and durability in demanding applications makes it an essential component for improving production processes and product quality across these diverse sectors.
Certificates: RoHS & REACH, IATF16949:2016
Features: High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Services: OEM&ODM Customized Services, Online Support, Professional Service
Samples: Please Contact Us
Size: Standard (Custom sizes available upon request)
Factory Manufacturer: Yes
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