7001 AC P4A GA 12X28X8mm ACBB Super Precision High Capacity Single Row Angular Contact Ball Bearing
7001 AC P4A GA 12*28*8 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 7001 AC P4A GA bearing,bore diameter is 12 mm, outside diameter is 28 mm,width is 8 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 | 7001 AC P4A GA | |
| Bearing Type | Angular Contact | |
| Measurement Unit | Metric | |
| Dimensions | Inner Bore Diameter (d) | 12 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) | 8 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 | |
| Weight | 0.021 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 | 4360 N |
| Static Radial Load | 1830 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 7001 AC P4A GA Bearing?
The 7001 AC P4A GA bearing features P4A-grade precision for ultra-high accuracy, an angular contact design to handle radial and axial loads, and is optimized for high-speed, low-vibration operation. Made from premium materials for durability, it ensures smooth, quiet performance and maintains precision under heavy loads, making it ideal for critical applications in machine tools, aerospace, medical devices, and automation industries.
What's the Applications of the 7001 AC P4A GA Bearing?
- Used in spindle systems of CNC lathes, grinding machines, and machining centers to ensure rotational stability and positioning accuracy during high-precision cutting and grinding.
- Applied in industrial robot joints and precision transmission mechanisms (e.g., lead screw and guide rail drives) to guarantee smooth motion and repeatable positioning accuracy of robotic arms.
- Suitable for aircraft engine accessories, aviation instruments, and helicopter transmission systems, maintaining performance stability under high speeds and intense vibrations.
- Used in surgical robots, rotating components of CT/MRI machines, and dental high-speed drills, meeting requirements for low noise and long lifespan in sterile environments.
- Applied in precision spindles of lithography machines and wafer inspection equipment to ensure motion accuracy and cleanliness in nanoscale processes.
- Fits rotating bases of telescopes and laser processing equipment, reducing vibration interference with optical imaging or beam paths.
- Used in bearing components of gyroscopes and precision measuring instruments to ensure data accuracy during dynamic measurements.
- Suitable for precision transmission components in new energy vehicle electric drive systems and wind power equipment, balancing high-speed operation with low-energy consumption needs.
| 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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