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Super Precision Angular Contact Ball Bearings 7213 ACD/P4ATBTB

Super Precision Angular Contact Ball Bearings 7213 ACD/P4ATBTB

The 7213 ACD/P4ATBTB is a super precision angular contact ball bearing with a 65mm bore and 120mm outer diameter, crafted from high-quality chrome steel. It handles both radial and angular loads, with a dynamic radial load capacity of 31050 lbf.

Its 25° contact angle and light preload (Class B) ensure smooth operation at high speeds, up to 36000 RPM. The open design and phenolic cage make it durable and easy to maintain.

This bearing comes in a matched set of three (TBT arrangement), ideal for applications requiring high precision, such as machine tool spindles or robotics. It operates efficiently in temperatures from -30°C to 110°C.

Weighing 3.08kg, it’s robust yet manageable for its size. Compliant with P4A tolerance standards, it’s interchangeable with SKF bearings, offering reliable performance for demanding setups.

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Product Parameters

  • Part Number 7213 ACD/P4ATBTB
  • 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 69 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 3 bearings <>> TBT
  • Number Of Bearings In Matched Set 3
  • 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 31050 lbf
  • Static Radial Load 34425 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 3.08 kg
Super Precision Angular Contact Ball Bearings 7213 ACD/P4ATBTB dimension drawing
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Features

Performance Features of 7213 ACD/P4ATBTB Bearing

7213 ACD/P4ATBTB Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure high durability under dynamic radial loads up to 31050 lbf.

The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation.
With a maximum speed of 36,000 rpm, it delivers reliable performance in high-speed scenarios.

7213 ACD/P4ATBTB Bearing operates efficiently in temperatures ranging from -30°C to 110°C.
Its precision P4A tolerance class ensures consistent performance in demanding applications.

The matched arrangement of three bearings provides stability and balanced load handling.
Light preload class B further enhances its performance in precision tasks.

Application

Industrial Uses of 7213 ACD/P4ATBTB Bearing
7213 ACD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The matched set of three bearings provides enhanced stability for heavy cutting operations.

In automotive applications, 7213 ACD/P4ATBTB Bearing supports high-speed components like turbochargers and transmission systems. Its light preload and phenolic cage contribute to smooth performance under demanding conditions.

For robotics, 7213 ACD/P4ATBTB Bearing offers reliable motion control in articulated arms and precision actuators. The P4A tolerance class makes it suitable for tasks requiring minimal vibration and high positional accuracy.

Where Is 7213 ACD/P4ATBTB Bearing Used?
You’ll often find 7213 ACD/P4ATBTB Bearing in aerospace equipment, such as helicopter rotor systems, where its high-speed capability and load handling are crucial. The chrome steel construction ensures durability in extreme environments.

In medical imaging devices, 7213 ACD/P4ATBTB Bearing provides smooth and quiet operation for precise patient positioning. Its open design allows for easy lubrication, extending service life in critical healthcare applications.

Built for Heavy-Duty Use: 7213 ACD/P4ATBTB Bearing
7213 ACD/P4ATBTB Bearing excels in industrial pumps and compressors, handling both radial and axial loads with ease. The phenolic cage material reduces friction, improving efficiency in continuous operation.

For wind turbine gearboxes, 7213 ACD/P4ATBTB Bearing’s robust design ensures reliable performance under fluctuating loads. Its temperature range of -30°C to 110°C makes it adaptable to various weather conditions.

Automotive vs Aerospace: Applications of 7213 ACD/P4ATBTB Bearing
In automotive systems, 7213 ACD/P4ATBTB Bearing is ideal for high-performance engines, where its speed rating and load capacity enhance reliability. The matched bearing set simplifies installation and maintenance.

For aerospace applications, 7213 ACD/P4ATBTB Bearing’s precision and durability are key for flight control systems. The P4A tolerance ensures consistent performance in critical avionics components.

Q&A

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