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Super Precision Angular Contact Ball Bearings 7208 ACD/P4ATBTA

Super Precision Angular Contact Ball Bearings 7208 ACD/P4ATBTA

The 7208 ACD/P4ATBTA 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 15502 lbf and operates smoothly at speeds up to 41000 RPM.

With a 25° contact angle and extra light preload, it offers excellent accuracy for demanding applications. The open design and phenolic cage ensure durability and easy maintenance.

This bearing comes in a matched set of three, arranged in a TBT configuration for enhanced stability. Ideal for high-precision machinery like CNC spindles or grinding equipment.

Weighing 1.12kg, it performs reliably in temperatures from -30°C to 110°C. Its P4A tolerance class ensures top-tier performance for critical operations.

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Product Parameters

  • Part Number 7208 ACD/P4ATBTA
  • 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 54 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 15502 lbf
  • Static Radial Load 15638 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 41000 rpm
  • Weight 1.12 kg
Super Precision Angular Contact Ball Bearings 7208 ACD/P4ATBTA dimension drawing
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Features

Performance Features of 7208 ACD/P4ATBTA Bearing

7208 ACD/P4ATBTA Bearing is designed with a 25° contact angle, optimising load distribution for precision applications.
Its chrome steel rings and balls enhance durability, while the phenolic cage ensures smooth operation at high speeds.

With a dynamic radial load capacity of 15502 lbf, it handles demanding conditions reliably.
The extra light preload (Class A) minimises friction, contributing to efficient performance.

7208 ACD/P4ATBTA Bearing operates smoothly at speeds up to 41,000 rpm, making it suitable for high-speed machinery.
Its matched arrangement of three bearings (TBT) ensures stability and precision in angular contact applications.

The bearing’s temperature range (-30°C to 110°C) allows it to perform in varied environments.
Its P4A tolerance class guarantees high precision, meeting stringent industry standards.

Application

Industrial Uses of 7208 ACD/P4ATBTA Bearing
7208 ACD/P4ATBTA Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched arrangement of three bearings provides stability in demanding industrial environments.

In automotive applications, 7208 ACD/P4ATBTA Bearing supports gearbox systems, offering smooth performance under radial and axial loads. Its phenolic cage reduces friction, making it suitable for high-speed operations.

For medical imaging devices, 7208 ACD/P4ATBTA Bearing’s chrome steel construction ensures reliable performance in critical equipment. The extra light preload helps maintain precision in sensitive diagnostic tools.

Automation and robotics benefit from 7208 ACD/P4ATBTA Bearing’s ability to handle combined loads in robotic arms. Its P4A tolerance class guarantees consistent performance in repetitive tasks.

In consumer electronics, 7208 ACD/P4ATBTA Bearing is found in high-end printers, where its low noise and vibration enhance user experience. The lubricated design ensures long service life even with frequent use.

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