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Super Precision Angular Contact Ball Bearings 7212 ACD/P4ADGD

Super Precision Angular Contact Ball Bearings 7212 ACD/P4ADGD

The 7212 ACD/P4ADGD is a super precision angular contact ball bearing with a 60mm bore and 110mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and is designed for heavy preload applications, offering excellent radial load capacity up to 19890 lbf.

With a maximum speed of 36000 RPM, this bearing ensures smooth and efficient operation. Its open design and phenolic cage make it durable and easy to maintain, even in demanding conditions. The bearing operates reliably within a temperature range of -30°C to 110°C.

This model is part of a matched set of two bearings, suitable for universal matching in back-to-back, face-to-face, or tandem arrangements. Ideal for high-precision machinery like CNC spindles or grinding machines, where accuracy and stability are crucial.

Weighing 1.62kg, it balances strength and precision, meeting the P4A tolerance class for superior performance. Interchangeable with SKF bearings, it’s a versatile choice for industrial applications.

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Product Parameters

  • Part Number 7212 ACD/P4ADGD
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 110 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 44 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 14.288 mm
  • Ball Qty 16
  • Contact Angle 25°
  • Tolerance Class P4A
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Universal matching
  • Number Of Bearings In Matched Set 2
  • Universal Matching Bearing Yes, back-to-back (<>), face-to-face (><) or tandem (>>)
  • Preload Heavy / Class D
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Phenolic
  • Dynamic Radial Load 19890 lbf
  • Static Radial Load 20250 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 36000 rpm
  • Weight 1.62 kg
Super Precision Angular Contact Ball Bearings 7212 ACD/P4ADGD dimension drawing
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Features

Performance Features of 7212 ACD/P4ADGD Bearing

7212 ACD/P4ADGD Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls enhance durability, supporting dynamic radial loads up to 19890 lbf.

The phenolic cage ensures smooth operation at high speeds, reaching up to 36,000 rpm.
Universal matching allows flexible arrangements like back-to-back or face-to-face configurations.

With a P4A tolerance class, 7212 ACD/P4ADGD Bearing delivers precision in demanding environments.
Its heavy preload (Class D) reduces vibration, making it ideal for high-performance machinery.

Application

Industrial Uses of 7212 ACD/P4ADGD Bearing
7212 ACD/P4ADGD Bearing is commonly used in high-precision machine tools, where its 25° contact angle and P4A tolerance class ensure accurate performance. The universal matching design allows flexible arrangements like back-to-back or face-to-face mounting.

In automotive applications, 7212 ACD/P4ADGD Bearing supports high-speed spindle systems, thanks to its phenolic cage and chrome steel construction. Its heavy preload capability makes it suitable for demanding drivetrain components.

For robotics, 7212 ACD/P4ADGD Bearing excels in articulated arms due to its low friction and high dynamic load capacity. The lubricated design ensures smooth operation even during rapid directional changes.

Where Is 7212 ACD/P4ADGD Bearing Used?
You’ll find 7212 ACD/P4ADGD Bearing in CNC machining centres, where its precision and speed rating up to 36,000 rpm are crucial. The open seal type allows for easy relubrication in extended operations.

This bearing also fits well in aerospace equipment, handling both radial and axial loads efficiently. Its temperature range from -30°C to 110°C ensures reliability in varying environmental conditions.

Built for Heavy-Duty Use: 7212 ACD/P4ADGD Bearing
7212 ACD/P4ADGD Bearing performs reliably in industrial pumps, withstanding high dynamic loads up to 19,890 lbf. The matched set design simplifies installation in complex machinery.

Its phenolic cage reduces weight while maintaining strength, ideal for applications where rotational balance matters. The 16-ball configuration enhances load distribution for longer service life.

Automotive vs Aerospace: Applications of 7212 ACD/P4ADGD Bearing
In automotive systems, 7212 ACD/P4ADGD Bearing is often used in turbochargers due to its high-speed capability. The angular contact design handles thrust loads from exhaust gases effectively.

For aerospace, this bearing suits helicopter rotor assemblies where precision and durability are critical. The P4A tolerance class meets stringent aviation standards for minimal vibration.

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