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Super Precision Angular Contact Ball Bearings 7213 ACD/P4ADBB

Super Precision Angular Contact Ball Bearings 7213 ACD/P4ADBB

The 7213 ACD/P4ADBB is a super precision angular contact ball bearing with a 65mm bore and 120mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 23400 lbf and operates smoothly at speeds up to 36000 RPM.

With a 25° contact angle and light preload, it offers excellent accuracy and stability. The open design and phenolic cage ensure easy maintenance and long service life.

This matched set of two bearings (DB arrangement) is ideal for high-precision applications like machine tool spindles or robotics. It works reliably in temperatures from -30°C to 110°C.

Weighing 2.05kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7213 ACD/P4ADBB
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 65 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 120 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 46 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 15.875 mm
  • Ball Qty 15
  • 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 Light / Class B
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 23400 lbf
  • Static Radial Load 22950 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 2.05 kg
Super Precision Angular Contact Ball Bearings 7213 ACD/P4ADBB dimension drawing
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Features

Performance Features of 7213 ACD/P4ADBB Bearing

7213 ACD/P4ADBB Bearing is designed with a 25° contact angle, ideal for handling combined radial and axial loads.
Its chrome steel rings and balls ensure durability and smooth operation under high-speed conditions.

The matched arrangement of two bearings in a DB configuration enhances stability and load distribution.
With a maximum speed of 36,000 rpm, it excels in precision applications requiring high rotational accuracy.

Phenolic cage material reduces friction and maintains performance in demanding environments.
The light preload (Class B) ensures minimal vibration and noise during operation.

7213 ACD/P4ADBB Bearing’s P4A tolerance class guarantees superior precision for critical machinery.
Its open design allows for easy lubrication, extending service life and reducing maintenance needs.

Application

Key Fields for 7213 ACD/P4ADBB Bearing
7213 ACD/P4ADBB Bearing is commonly used in high-speed machine tools, where its precision and light preload ensure smooth operation. The angular contact design handles both radial and axial loads effectively.

In robotics, 7213 ACD/P4ADBB Bearing supports articulated arms, providing stability and accuracy for repetitive tasks. The phenolic cage reduces friction, making it suitable for continuous use.

For aerospace applications, 7213 ACD/P4ADBB Bearing’s chrome steel construction offers durability in components like landing gear systems. Its matched arrangement enhances load distribution under demanding conditions.

In medical imaging devices, 7213 ACD/P4ADBB Bearing’s low tolerance class ensures minimal vibration, crucial for clear scans. The open design allows for easy lubrication, extending service life.

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