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Super Precision Angular Contact Ball Bearings 7213 CD/P4ATBTB

Super Precision Angular Contact Ball Bearings 7213 CD/P4ATBTB

The 7213 CD/P4ATBTB 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 32175 lbf and reaches speeds of 32500 RPM, making it suitable for high-performance applications.

Its 15° contact angle and matched arrangement of three bearings (TBT) provide stability under angular loads. The phenolic cage ensures smooth operation, while the open design allows for easy lubrication.

This bearing is ideal for precision machinery like spindles or CNC equipment, where accuracy and speed are crucial. 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 for reliable replacements.

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Product Parameters

  • Part Number 7213 CD/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 15°
  • 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 32175 lbf
  • Static Radial Load 36000 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 32500 rpm
  • Weight 3.08 kg
Super Precision Angular Contact Ball Bearings 7213 CD/P4ATBTB dimension drawing
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Features

Performance Features of 7213 CD/P4ATBTB Bearing

7213 CD/P4ATBTB Bearing is designed with a 15° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls ensure durability, while the phenolic cage reduces friction and noise.

The matched arrangement of three bearings (TBT) enhances stability and precision in high-speed operations.
With a dynamic radial load capacity of 32,175 lbf, it handles demanding conditions reliably.

Operating at speeds up to 32,500 rpm, 7213 CD/P4ATBTB Bearing maintains performance within -30°C to 110°C.
Its P4A tolerance class guarantees precision, making it suitable for critical applications.

Application

Industrial Uses of 7213 CD/P4ATBTB Bearing
The 7213 CD/P4ATBTB Bearing is commonly used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. Its light preload and matched arrangement of three bearings provide stability in demanding industrial environments.

Where Is 7213 CD/P4ATBTB Bearing Used?
You’ll often find the 7213 CD/P4ATBTB Bearing in automotive transmissions, where its ability to handle both radial and axial loads improves performance. The phenolic cage material also helps reduce friction, making it suitable for high-speed applications.

Built for Heavy-Duty Use: 7213 CD/P4ATBTB Bearing
In robotics and automation, the 7213 CD/P4ATBTB Bearing supports precise movements in robotic arms and CNC machines. Its chrome steel construction ensures durability, even under continuous operation.

Automotive vs Aerospace: Applications of 7213 CD/P4ATBTB Bearing
While the 7213 CD/P4ATBTB Bearing excels in automotive systems like electric motors, it’s also trusted in aerospace for its reliability in avionics equipment. The P4A tolerance class guarantees consistent performance across different industries.

Practical Applications of 7213 CD/P4ATBTB Bearing
For medical imaging devices, the 7213 CD/P4ATBTB Bearing offers smooth and quiet operation, essential for diagnostic accuracy. Its temperature range and lubrication make it suitable for prolonged use in clinical settings.

Q&A

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