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7001 AC P4A GA 12X28X8mm ACBB Super Precision High Capacity Single Row Angular Contact Ball Bearing

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7001 AC P4A GA 12X28X8mm ACBB Super Precision High Capacity Single Row Angular Contact Ball Bearing

Brand Name : CNBTZC or OEM

Model Number : 7001 AC P4A GA

Certification : IATF16949:2016

Place of Origin : China

MOQ : 1000

Price : Please contact us,thanks

Payment Terms : L/C,T/T

Supply Ability : 100000pcs per month

Delivery Time : 2-3 weeks

Packaging Details : plastic bag,box,carton,pallet

Part Number : 7001 AC P4A GA Angular Contact Ball Bearing

Structure : Angular Contact

Seals Type : Open (ZZ,2RZ available)

Ring type : One-piece inner and outer rings

Replaceable With : SKF, NSK

Coating : Without

Sealing : Without

Contact type : Normal contact (two-point contact)

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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

7001 AC P4A GA 12X28X8mm ACBB Super Precision High Capacity Single Row Angular Contact Ball Bearing

7001 AC P4A GA 12X28X8mm ACBB Super Precision High Capacity Single Row Angular Contact Ball Bearing

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?

The 7001 AC P4A GA bearing, with its high-precision design and robust load-bearing capacity, is widely applied in sectors demanding strict accuracy and reliability. Key application fields include:

1. Precision Machine Tools

  • 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.

2. Automation & Robotics

  • 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.

3. Aerospace

  • Suitable for aircraft engine accessories, aviation instruments, and helicopter transmission systems, maintaining performance stability under high speeds and intense vibrations.

4. Medical Equipment

  • 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.

5. Semiconductor Manufacturing Equipment

  • Applied in precision spindles of lithography machines and wafer inspection equipment to ensure motion accuracy and cleanliness in nanoscale processes.

6. Optical & Optoelectronic Devices

  • Fits rotating bases of telescopes and laser processing equipment, reducing vibration interference with optical imaging or beam paths.

7. High-End Instruments & Meters

  • Used in bearing components of gyroscopes and precision measuring instruments to ensure data accuracy during dynamic measurements.

8. New Energy & High-End Manufacturing

  • 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.

With its high-precision design and durability, this bearing serves as a critical component linking mechanical accuracy and industrial reliability, especially excelling in complex working conditions requiring simultaneous radial and axial load handling.

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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