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Super Precision Angular Contact Ball Bearings 7208 ACDGC/P4A

Super Precision Angular Contact Ball Bearings 7208 ACDGC/P4A

The 7208 ACDGC/P4A 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 handles radial loads up to 7178 lbf, spinning smoothly at speeds up to 41,000 RPM.

Its phenolic cage ensures quiet operation and long life, while the open design allows for easy lubrication. The bearing operates efficiently in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is part of a universal matching set, suitable for back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision applications like machine tool spindles or high-speed motors.

Weighing 0.37kg, it offers a balance of strength and precision, meeting P4A tolerance standards for exceptional accuracy.

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Product Parameters

  • Part Number 7208 ACDGC/P4A
  • 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 18 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 No
  • Number Of Bearings In Matched Set 3
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 7178 lbf
  • Static Radial Load 5130 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 0.37 kg
Super Precision Angular Contact Ball Bearings 7208 ACDGC/P4A dimension drawing
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Features

Performance Features of 7208 ACDGC/P4A Bearing

7208 ACDGC/P4A Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide strong resistance to dynamic radial loads up to 7178 lbf.
The phenolic cage ensures smooth operation at high speeds, reaching up to 41,000 rpm.
With a P4A tolerance class, it delivers precise performance in demanding conditions.

How Is 7208 ACDGC/P4A Bearing Engineered for Reliability?

7208 ACDGC/P4A Bearing’s chrome steel construction offers durability and resistance to wear under heavy loads.
Its moderate preload (Class C) ensures stable operation, reducing vibration and noise.
The open design allows for easy lubrication, maintaining performance in temperatures from -30°C to 110°C.
With 14 high-precision balls, it balances load capacity and speed efficiency.

Built for Precision: 7208 ACDGC/P4A Bearing

7208 ACDGC/P4A Bearing excels in high-speed applications, thanks to its phenolic cage and chrome steel components.
Its tight tolerances (P4A class) ensure consistent performance in precision machinery.
The bearing supports dynamic radial loads up to 7178 lbf, making it suitable for demanding tasks.
Universal matching options allow flexible configurations like back-to-back or face-to-face arrangements.

Application

Industrial Uses of 7208 ACDGC/P4A Bearing
7208 ACDGC/P4A Bearing is commonly used in high-speed machine tools, where its precision and moderate preload ensure accurate spindle rotation. The open design and phenolic cage make it suitable for applications requiring minimal friction and heat generation.

What Makes 7208 ACDGC/P4A Bearing a Preferred Choice?
In automotive applications, 7208 ACDGC/P4A Bearing excels in gearbox systems, thanks to its 25° contact angle handling combined radial and axial loads. Its chrome steel construction provides durability under demanding driving conditions.

Perfect Fit for Automation: 7208 ACDGC/P4A Bearing
7208 ACDGC/P4A Bearing is ideal for robotic arms, offering smooth movement and reliability in repetitive tasks. The P4A tolerance class ensures consistent performance in precision automation systems.

Medical vs Industrial: Where 7208 ACDGC/P4A Bearing Excels
For medical imaging devices, 7208 ACDGC/P4A Bearing’s low vibration and high-speed capability are crucial. In industrial settings, it supports heavy-duty pumps and compressors with equal efficiency.

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