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Super Precision Angular Contact Ball Bearings 7208 CD/P4ADBB

Super Precision Angular Contact Ball Bearings 7208 CD/P4ADBB

The 7208 CD/P4ADBB is a super precision angular contact ball bearing, measuring 40mm by 80mm by 36mm. Made from chrome steel, it’s designed for high-speed applications with a 15° contact angle.

It handles radial loads up to 12442 lbf and spins smoothly at speeds up to 41000 RPM. The phenolic cage ensures durability, while the open design allows easy lubrication.

This matched set of two bearings (DB arrangement) offers light preload for precise performance. Ideal for machine tools or spindles where accuracy is key.

With a temperature range of -30°C to 110°C, it’s versatile for various industrial uses. Weighing 0.75kg, it’s robust yet manageable for its size.

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Product Parameters

  • Part Number 7208 CD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 40 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 80 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 14
  • Contact Angle 15°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 12442 lbf
  • Static Radial Load 10800 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.75 kg
Super Precision Angular Contact Ball Bearings 7208 CD/P4ADBB dimension drawing
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Features

Performance Features of 7208 CD/P4ADBB Bearing

7208 CD/P4ADBB Bearing features a 15° contact angle, optimised for handling combined radial and axial loads.
Its chrome steel rings and balls provide strength, while the phenolic cage ensures smooth operation at high speeds.
With a dynamic radial load capacity of 12442 lbf, it delivers reliable performance in precision applications.
The matched arrangement of two bearings enhances stability and load distribution.

How Does 7208 CD/P4ADBB Bearing Achieve High-Speed Performance?

7208 CD/P4ADBB Bearing is designed for high-speed applications, with a maximum speed of 41,000 rpm.
The phenolic cage reduces friction and maintains ball alignment, even at elevated speeds.
Its precision P4A tolerance class ensures consistent performance in demanding conditions.
The open design allows for efficient lubrication, further enhancing its high-speed capabilities.

Engineered for Precision: 7208 CD/P4ADBB Bearing

7208 CD/P4ADBB Bearing offers exceptional accuracy with its P4A tolerance class, ideal for precision machinery.
The light preload (Class B) ensures smooth operation without excessive friction.
Its matched bearing arrangement (DB) provides improved rigidity and load distribution.
With 14 high-quality chrome steel balls, it delivers consistent performance under varying loads.

Application

Industrial Uses of 7208 CD/P4ADBB Bearing
7208 CD/P4ADBB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings enhances stability in demanding industrial environments.

Where Is 7208 CD/P4ADBB Bearing Used?
In automotive applications, 7208 CD/P4ADBB Bearing supports gearbox systems, providing smooth operation under radial and axial loads. Its phenolic cage material helps reduce friction, improving efficiency in high-speed scenarios.

Perfect Fit for Automation: 7208 CD/P4ADBB Bearing
7208 CD/P4ADBB Bearing is ideal for robotic arms, offering reliable performance in repetitive motion tasks. The light preload ensures minimal vibration, making it suitable for precision automation systems.

Medical vs Industrial: Where 7208 CD/P4ADBB Bearing Excels
7208 CD/P4ADBB Bearing is well-suited for medical imaging devices, where its P4A tolerance class guarantees consistent accuracy. In industrial settings, it excels in high-speed spindles due to its balanced load capacity.

Key Fields for 7208 CD/P4ADBB Bearing
7208 CD/P4ADBB Bearing is a popular choice for 3D printers, where its angular contact design supports precise linear motion. The chrome steel construction ensures durability in continuous operation.

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