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Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADGA

Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADGA

The 7208 ACD/P4ADGA is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from high-quality chrome steel. It handles radial loads up to 11700 lbf and operates smoothly at speeds up to 41000 RPM.

Its 25° contact angle and universal matching design allow flexible arrangements like back-to-back or face-to-face setups. The phenolic cage ensures quiet operation and durability, even in demanding conditions.

This bearing comes pre-lubricated and works well in temperatures from -30°C to 110°C. Ideal for high-precision applications like machine tool spindles or high-speed robotics.

Weighing 0.75kg, it’s part of a matched set of two bearings, offering excellent stability. Compliant with P4A tolerance class for exceptional accuracy.

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Product Parameters

  • Part Number 7208 ACD/P4ADGA
  • 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 Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • 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
  • Price（$） 16.965
Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADGA dimension drawing
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Features

Performance Features of 7208 ACD/P4ADGA Bearing

7208 ACD/P4ADGA 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 high-speed conditions.

The phenolic cage in 7208 ACD/P4ADGA Bearing reduces friction and noise, making it suitable for precision tasks.
With a maximum speed of 41,000 rpm, it delivers reliable performance in demanding environments.

7208 ACD/P4ADGA Bearing’s universal matching design allows flexible arrangement options, including back-to-back or face-to-face configurations.
Its extra light preload ensures minimal friction while maintaining precision.

The dynamic radial load capacity of 11,700 lbf makes 7208 ACD/P4ADGA Bearing suitable for heavy-duty applications.
Its P4A tolerance class guarantees high precision and consistent performance.

Application

Common Applications of 7208 ACD/P4ADGA Bearing
7208 ACD/P4ADGA Bearing is widely used in high-precision machine tools, where its 25° contact angle ensures accurate spindle performance. The universal matching feature allows flexible arrangements, making it suitable for complex setups.

In automotive applications, 7208 ACD/P4ADGA Bearing supports gearbox systems, handling both radial and axial loads efficiently. Its phenolic cage reduces friction, enhancing durability in high-speed scenarios.

For robotics, 7208 ACD/P4ADGA Bearing provides smooth motion control in articulated arms, thanks to its P4A tolerance class. The extra light preload ensures minimal resistance during precise movements.

Medical imaging devices benefit from 7208 ACD/P4ADGA Bearing’s consistent performance under low vibration conditions. The chrome steel construction maintains reliability in sterile environments.

In industrial automation, 7208 ACD/P4ADGA Bearing is ideal for CNC machinery, where its high-speed capability and precision are key. The open design simplifies lubrication for extended service life.

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