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Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADBC

The 7208 ACD/P4ADBC is a super precision angular contact ball bearing with a 40mm bore and 80mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 11700 lbf and operates smoothly at speeds up to 41000 RPM.

With a 25° contact angle and moderate preload, it offers excellent stability for high-precision applications. The open design and phenolic cage ensure reliable performance under demanding conditions.

This matched set of two bearings (DB arrangement) is ideal for machine tools or spindles where accuracy is crucial. It works in temperatures from -30°C to 110°C and weighs 0.75kg.

Interchangeable with SKF bearings, it’s a practical choice for replacements or upgrades in precision engineering setups.

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Product Parameters

  • Part Number 7208 ACD/P4ADBC
  • 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 2 bearings <> DB
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing No
  • Preload Moderate / Class C
  • 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（$） 152.181
Super Precision Angular Contact Ball Bearings 7208 ACD/P4ADBC dimension drawing
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Features

Why Choose 7208 ACD/P4ADBC Bearing for Precision Tasks?

7208 ACD/P4ADBC Bearing features a 25° contact angle, ideal for handling combined radial and axial loads with precision.
Its chrome steel rings and balls ensure durability, while the phenolic cage minimises friction for smoother operation.

With a dynamic radial load capacity of 11700 lbf, it performs reliably in high-demand applications.
The P4A tolerance class guarantees consistent accuracy, making it suitable for precision machinery.

Lubricated for long-term performance, 7208 ACD/P4ADBC Bearing operates efficiently at speeds up to 41,000 rpm.
Its matched arrangement of two bearings (DB) enhances stability and load distribution.

Application

Key Fields for 7208 ACD/P4ADBC Bearing
7208 ACD/P4ADBC Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

In robotics, 7208 ACD/P4ADBC Bearing supports articulated arms, providing smooth movement and long service life. Its phenolic cage reduces friction, making it ideal for repetitive motions.

For aerospace applications, 7208 ACD/P4ADBC Bearing handles both radial and axial loads in components like landing gear systems. The P4A tolerance class guarantees consistent performance under demanding conditions.

7208 ACD/P4ADBC Bearing is also found in medical imaging devices, where its low vibration characteristics are essential for clear scans. The chrome steel construction ensures reliability in sterile environments.

In automotive testing equipment, 7208 ACD/P4ADBC Bearing offers precise measurement capabilities. Its matched arrangement simplifies installation in complex diagnostic machines.

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