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Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADBA

Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADBA

The 7208 ACD/P4ADBA is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from durable chrome steel. It features a 25° contact angle and comes in a matched pair for balanced performance.

This bearing handles radial loads up to 11700 lbf and operates smoothly at speeds up to 41000 RPM. Its phenolic cage ensures quiet running and long service life, even in demanding conditions.

The open design allows for easy lubrication, while the extra light preload ensures minimal friction. Ideal for high-precision applications like machine tool spindles or precision instruments.

Weighing 0.75kg, this P4A-class bearing offers excellent stability and accuracy. It works reliably in temperatures from -30°C to 110°C and is interchangeable with SKF models.

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Product Parameters

  • Part Number 7208 ACD/P4ADBA
  • 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 25°
  • 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 Extra light / Class A
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 11700 lbf
  • Static Radial Load 10238 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 ACD/P4ADBA dimension drawing
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Features

How Does 7208 ACD/P4ADBA Bearing Reduce Friction?

7208 ACD/P4ADBA Bearing features a 25° contact angle, optimised for smooth angular contact performance.
The chrome steel rings and balls minimise friction, ensuring efficient operation even at high speeds.

With a dynamic radial load capacity of 11700 lbf, it handles demanding applications with ease.
The phenolic cage maintains ball alignment, reducing wear and extending service life.

Lubricated for enhanced performance, 7208 ACD/P4ADBA Bearing operates smoothly up to 41,000 rpm.
Its precision P4A tolerance class ensures consistent performance in critical applications.

Application

Industrial Uses of 7208 ACD/P4ADBA Bearing
7208 ACD/P4ADBA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of two bearings provides stability in demanding industrial environments.

In automotive applications, 7208 ACD/P4ADBA Bearing supports wheel hubs and transmission systems, offering reliable performance under radial and axial loads. Its phenolic cage reduces friction, enhancing efficiency in high-speed scenarios.

For medical imaging devices, 7208 ACD/P4ADBA Bearing’s P4A tolerance class ensures smooth, quiet operation critical for diagnostic accuracy. The chrome steel construction also resists wear in continuous-use equipment.

Automation systems benefit from 7208 ACD/P4ADBA Bearing’s extra light preload, which minimises vibration in robotic arms. The open seal design allows for easy lubrication maintenance in long-duty cycles.

In consumer electronics like high-end printers, 7208 ACD/P4ADBA Bearing’s 41,000 rpm max speed enables precise paper handling. The metric dimensions make it compatible with various compact device designs.

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