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Super Precision Angular Contact Ball Bearings 7208 ACDGA/P4A

Super Precision Angular Contact Ball Bearings 7208 ACDGA/P4A

The 7208 ACDGA/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 is designed for high-speed operations up to 41,000 RPM.

Its phenolic cage ensures smooth rotation, while the open design allows for easy lubrication. The bearing handles dynamic radial loads up to 7178 lbf and static loads up to 5130 lbf.

With a P4A tolerance class, it offers exceptional accuracy for demanding applications. The bearing can be used in matched sets of three, arranged back-to-back, face-to-face, or tandem.

Ideal for precision machinery like spindles or CNC equipment, it operates reliably in temperatures from -30°C to 110°C. Weighing just 0.37kg, it balances lightweight design with robust performance.

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Product Parameters

  • Part Number 7208 ACDGA/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 Extra light / Class A
  • 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
  • Price（$） 76.644
Super Precision Angular Contact Ball Bearings 7208 ACDGA/P4A dimension drawing
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Features

Why Choose 7208 ACDGA/P4A Bearing for Precision Tasks?

7208 ACDGA/P4A Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel construction ensures durability and smooth operation even at high speeds up to 41,000 rpm.

The phenolic cage maintains ball alignment, reducing friction and extending the bearing’s service life.
With a P4A tolerance class, 7208 ACDGA/P4A Bearing delivers consistent performance in demanding applications.

Designed for extra light preload, it minimises vibration and enhances operational stability.
The open seal type allows for easy lubrication, ensuring optimal performance over time.

Application

Industrial Uses of 7208 ACDGA/P4A Bearing
7208 ACDGA/P4A Bearing is commonly used in high-speed machine tools, where its precision and angular contact design ensure accurate spindle rotation. The phenolic cage reduces friction, making it suitable for continuous operation.

What Makes 7208 ACDGA/P4A Bearing a Preferred Choice?
In automotive applications, 7208 ACDGA/P4A Bearing supports wheel hubs and transmissions, thanks to its ability to handle both radial and axial loads. Its P4A tolerance class guarantees consistent performance under demanding conditions.

Perfect Fit for Automation: 7208 ACDGA/P4A Bearing
7208 ACDGA/P4A Bearing excels in robotic arms and CNC machines, where its extra-light preload minimizes vibration. The open design allows for easy lubrication, extending service life in automated systems.

Medical vs Industrial: Where 7208 ACDGA/P4A Bearing Excels
For medical imaging devices, 7208 ACDGA/P4A Bearing’s chrome steel construction ensures reliability and precision. In industrial settings, its high-speed capability makes it ideal for pumps and compressors.

Q&A

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