71803 AC P4A GA 17X26X10 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed
Matched set of two super-precision, high-capacity , single row angular contact ball bearings
The 71803 AC P4A GA bearing,bore diameter is 17 mm, outside diameter is 26 mm,width is 10 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 | 71803 AC P4A GA |
| Bearing Type | Angular Contact |
| Measurement Unit | Metric |
| Dimensions | Inner Bore Diameter (d) | 17 mm |
| Inner Bore Diameter Tolerance | -0.004mm to 0 |
| Outer Bore Diameter (D) | 26 mm |
| Outer Bore Diameter Tolerance | -0.005mm to 0 |
| Width (B) | 10 mm |
| Width Tolerance | -0.2mm to 0 |
| Specifications | Contact Angle | 25° (15°,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 |
| Lubrication | Grease or Oil |
| Tolerance Class | P4A |
| Weight | 0.02 kg |
| Matched Arrangement | Universal Matching |
| 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 | 4100 N |
| Static Radial Load | 3000 N |
| Reference Speed For Grease (r/min) | 48,000 rpm |
| Limiting Speed For Oil(r/min) | 75,000 rpm |
What's the Performance Features of 71803 AC P4A GA Bearing?
71803 AC P4A GA angular contact ball bearing is engineered for high-precision and high-performance applications. Its P4A precision grade ensures ultra-tight tolerances, meeting the stringent requirements of precise machinery. With a 25° contact angle (AC), it can handle radial and axial loads simultaneously, stable high-speed operation, and provides self-lubrication for energy efficiency. Made from premium heat-treated bearing steel, it offers enhanced rigidity for accurate performance under heavy loads, an extended service life, and reliable operation across a wide temperature range, making it ideal for aerospace, semiconductor, and other precision industrial systems.
What's the Applications of the 71803 AC P4A GA Bearing?
- Precision Machining:CNC machines and grinder spindles, ensuring micron-level machining accuracy.
- Semiconductor Manufacturing:Wafer processing equipment and lithography machines, meeting cleanroom requirements for low particle generation.
- Aerospace:Gyroscopes and engine accessories, adapting to high-speed and extreme temperature environments.
- Medical Devices:High-speed dental instruments and surgical robots, guaranteeing low friction and operational stability.
- Industrial Automation:Robotic joints and servo motors, supporting combined radial/axial loads.
- High-Speed Equipment:Centrifuges and drilling/milling machinery, suitable for scenarios up to 18,000 RPM.
High precision, high-speed stability, resistance to combined loads, and long service life make it a critical component in cutting-edge fields like semiconductors, aerospace, and healthcare.
| 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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71803 AC P4A GA 17X26X10 mm Super Precision Angular Contact Ball Bearing 7803 Images
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