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Super Precision Angular Contact Ball Bearings 7213 ACD/P4ADBC

Super Precision Angular Contact Ball Bearings 7213 ACD/P4ADBC

The 7213 ACD/P4ADBC 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 high speeds up to 36000 RPM.

Its 25° contact angle and matched pair design (DB arrangement) provide excellent stability under moderate preload. The open seal allows easy lubrication, while the phenolic cage ensures quiet, long-lasting performance.

This bearing works well in temperatures from -30°C to 110°C, making it suitable for demanding environments. Ideal for precision applications like machine tool spindles or high-speed industrial equipment.

Weighing 2.05kg, it’s a robust choice for heavy-duty use. Compliant with P4A tolerance standards for exceptional accuracy. The set includes two bearings for balanced load distribution.

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Product Parameters

  • Part Number 7213 ACD/P4ADBC
  • 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 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/P4ADBC dimension drawing
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Features

Performance Features of 7213 ACD/P4ADBC Bearing

7213 ACD/P4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under high radial loads.

The matched arrangement of two bearings provides stability, making it suitable for precision tasks.
With a dynamic radial load capacity of 23400 lbf, it handles demanding operations with ease.

7213 ACD/P4ADBC Bearing operates smoothly at speeds up to 36,000 rpm, balancing speed and reliability.
Its phenolic cage maintains alignment, reducing friction and extending service life.

The moderate preload (Class C) ensures consistent performance, even in high-precision applications.
With a temperature range of -30°C to 110°C, it performs reliably in various environments.

Application

Industrial Uses of 7213 ACD/P4ADBC Bearing
This bearing is commonly used in high-speed machine tools, where its angular contact design ensures precise spindle rotation. The moderate preload helps maintain stability during heavy cutting operations.

What Makes 7213 ACD/P4ADBC Bearing a Preferred Choice?
In automotive applications, it supports gearbox systems, providing smooth power transmission under angular loads. The phenolic cage reduces friction, enhancing efficiency in high-RPM scenarios.

Built for Heavy-Duty Use: 7213 ACD/P4ADBC Bearing
It’s ideal for robotics, where matched bearings handle complex movements in robotic arms. The P4A tolerance ensures consistent performance in automated assembly lines.

Medical vs Industrial: Where 7213 ACD/P4ADBC Bearing Excels
In medical imaging devices, its chrome steel construction offers reliability for precise movements. Industrial pumps benefit from its high dynamic load capacity and lubrication compatibility.

Q&A

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