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Super Precision Angular Contact Ball Bearings 7003 ACD/P4ATBTA

Super Precision Angular Contact Ball Bearings 7003 ACD/P4ATBTA

The 7003 ACD/P4ATBTA is a super precision angular contact ball bearing with a 17mm bore and 35mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 3150 lbf and spins smoothly at speeds up to 70,000 RPM.

Its 25° contact angle and matched arrangement of three bearings provide excellent stability for high-precision applications. The phenolic cage ensures quiet operation and long service life.

This bearing is lubricated for easy maintenance and operates in temperatures from -30°C to 110°C. Ideal for machine tools or spindle drives where accuracy and speed are crucial.

Weighing just 0.11kg, it’s lightweight yet robust. Compliant with P4A tolerance class for reliable performance.

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Product Parameters

  • Part Number 7003 ACD/P4ATBTA
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 17 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 35 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 30 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 5.556 mm
  • Ball Qty 12
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing No
  • Preload Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 3150 lbf
  • Static Radial Load 2092 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 70000 rpm
  • Weight 0.11 kg
Super Precision Angular Contact Ball Bearings 7003 ACD/P4ATBTA dimension drawing
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Features

Performance Features of 7003 ACD/P4ATBTA Bearing

7003 ACD/P4ATBTA Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 3150 lbf.

The phenolic cage maintains ball alignment, reducing friction and noise during high-speed operation.
With a maximum speed of 70,000 rpm, it delivers reliable performance in precision tasks.

7003 ACD/P4ATBTA Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its extra light preload (Class A) ensures minimal friction, enhancing longevity and performance.

The matched arrangement of three bearings (TBT) provides stability and precision in demanding applications.
Its P4A tolerance class guarantees high accuracy, making it suitable for精密仪器.

7003 ACD/P4ATBTA Bearing’s open design allows for easy lubrication, reducing maintenance requirements.
The 12 chrome steel balls (5.556 mm diameter) ensure even load distribution and smooth rotation.

Application

Common Applications of 7003 ACD/P4ATBTA Bearing
7003 ACD/P4ATBTA Bearing is widely used in high-speed machine tools, where its precision and angular contact design ensure smooth operation. The phenolic cage reduces friction, making it ideal for applications requiring low heat generation.

In robotics, 7003 ACD/P4ATBTA Bearing supports articulated arms, providing stability and accuracy in repetitive movements. Its matched arrangement of three bearings enhances load distribution, perfect for automated systems.

For medical imaging devices, 7003 ACD/P4ATBTA Bearing’s chrome steel construction offers reliability and long service life. The extra light preload ensures minimal vibration, crucial for sensitive diagnostic equipment.

In electric motors, 7003 ACD/P4ATBTA Bearing handles high rotational speeds with ease, thanks to its balanced design. The open seal type allows for efficient lubrication, extending its performance in demanding conditions.

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