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Super Precision Angular Contact Ball Bearings 7208 CD/P4ADGA

Super Precision Angular Contact Ball Bearings 7208 CD/P4ADGA

The 7208 CD/P4ADGA is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from durable chrome steel. Its 15° contact angle and universal matching design ensure smooth operation under radial loads up to 12442 lbf.

This bearing spins efficiently at speeds up to 41,000 RPM, thanks to its phenolic cage and extra light preload. It handles temperatures from -30°C to 110°C, making it versatile for various environments.

The open seal allows easy lubrication, while the P4A tolerance class guarantees high precision. Ideal for machine tools or high-speed spindles where accuracy is key.

Weighing 0.75kg, it comes in a matched set of two, suitable for back-to-back, face-to-face, or tandem arrangements. Interchangeable with SKF bearings for convenient replacements.

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Product Parameters

  • Part Number 7208 CD/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 15°
  • 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 12442 lbf
  • Static Radial Load 10800 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 CD/P4ADGA dimension drawing
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Features

Performance Features of 7208 CD/P4ADGA Bearing

7208 CD/P4ADGA Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability under dynamic radial loads up to 12442 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing performance.
With a maximum speed of 41,000 rpm, it delivers smooth operation in high-speed scenarios.

Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.
This feature makes 7208 CD/P4ADGA Bearing adaptable to various precision engineering needs.

The extra light preload (Class A) ensures minimal friction while maintaining stability.
Its P4A tolerance class guarantees high precision for demanding applications.

Application

Common Applications of 7208 CD/P4ADGA Bearing
7208 CD/P4ADGA Bearing is widely used in high-precision machine tools, where its 15° contact angle ensures accurate spindle rotation. The universal matching design allows flexible arrangements, making it suitable for complex setups.

In automotive applications, 7208 CD/P4ADGA Bearing supports gearbox systems, providing smooth angular contact under varying loads. Its phenolic cage reduces friction, enhancing efficiency in high-speed scenarios.

For robotics, 7208 CD/P4ADGA Bearing excels in articulated arms, offering reliable performance in repetitive motions. The P4A tolerance class ensures consistent precision, even under continuous operation.

Medical imaging devices benefit from 7208 CD/P4ADGA Bearing’s low-noise operation and high radial load capacity. The chrome steel construction guarantees durability in sterile environments.

In aerospace systems, 7208 CD/P4ADGA Bearing handles both radial and axial loads in avionics equipment. Its extra-light preload minimizes energy loss, ideal for critical flight components.

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