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Super Precision Angular Contact Ball Bearings 7213 ACD/HCP4ADBC

Super Precision Angular Contact Ball Bearings 7213 ACD/HCP4ADBC

The 7213 ACD/HCP4ADBC is a super precision angular contact ball bearing with a 65mm bore and 120mm outer diameter, designed for high-speed applications. Made from chrome steel and ceramic balls, it offers smooth operation and durability.

With a 25° contact angle and moderate preload, it handles radial loads up to 23400 lbf and spins at speeds up to 36000 RPM. The open design allows easy lubrication, while the phenolic cage ensures stability.

This matched set of two bearings (DB arrangement) is ideal for precision machinery like spindles or CNC tools. It performs well in temperatures from -30°C to 110°C and meets P4A tolerance standards.

Weighing 1.76kg, it’s a robust choice for demanding applications. Interchangeable with SKF bearings, it’s a reliable option for replacements or upgrades.

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Product Parameters

  • Part Number 7213 ACD/HCP4ADBC
  • 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 Moderate / Class C
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • 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 1.76 kg
Super Precision Angular Contact Ball Bearings 7213 ACD/HCP4ADBC dimension drawing
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Features

Performance Features of 7213 ACD/HCP4ADBC Bearing

7213 ACD/HCP4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
The chrome steel rings and ceramic balls enhance durability and reduce friction during high-speed operation.

With a dynamic radial load capacity of 23400 lbf, it handles demanding conditions while maintaining precision.
The phenolic cage ensures smooth performance, even at maximum speeds of 36,000 rpm.

Its matched arrangement of two bearings provides balanced performance in DB configurations.
The moderate preload (Class C) ensures consistent operation without excessive wear.

Operating within a temperature range of -30°C to 110°C, 7213 ACD/HCP4ADBC Bearing adapts to various environments.
The P4A tolerance class guarantees high precision for critical applications.

Application

Key Fields for 7213 ACD/HCP4ADBC Bearing
In machine tools, 7213 ACD/HCP4ADBC Bearing ensures high precision during operations, thanks to its ceramic balls and moderate preload. The matched arrangement also helps maintain stability under heavy radial loads.

Where Is 7213 ACD/HCP4ADBC Bearing Used?
You’ll often find 7213 ACD/HCP4ADBC Bearing in automotive transmissions, where its angular contact design handles combined loads efficiently. The phenolic cage adds durability, making it suitable for high-speed applications.

Built for Heavy-Duty Use: 7213 ACD/HCP4ADBC Bearing
This bearing excels in robotics, particularly in articulated arms requiring smooth motion and low friction. Its P4A tolerance class ensures consistent performance in demanding environments.

Medical vs Industrial: Where 7213 ACD/HCP4ADBC Bearing Excels
In medical imaging devices, 7213 ACD/HCP4ADBC Bearing offers quiet operation and reliability. For industrial pumps, its chrome steel rings withstand continuous use without compromising accuracy.

Automotive vs Aerospace: Applications of 7213 ACD/HCP4ADBC Bearing
In automotive systems, 7213 ACD/HCP4ADBC Bearing supports wheel hubs with its high-speed capability. Aerospace applications benefit from its lightweight ceramic balls and precise angular contact.

Q&A

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