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Super Precision Angular Contact Ball Bearings 7012 ACD/HCP4ADBC

Super Precision Angular Contact Ball Bearings 7012 ACD/HCP4ADBC

The 7012 ACD/HCP4ADBC is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from high-quality chrome steel. It features a 25° contact angle and comes in a matched set of two bearings for balanced performance.

This model handles radial loads up to 14040 lbf and spins smoothly at speeds up to 39000 RPM, thanks to its ceramic balls and phenolic cage. The open design allows for easy lubrication and maintenance.

Its moderate preload (Class C) ensures stable operation, making it ideal for high-precision applications like machine tool spindles or robotics. The bearings work reliably in temperatures from -30°C to 110°C.

Weighing 0.68kg, this set is lightweight yet durable. It meets P4A tolerance standards for exceptional accuracy and is interchangeable with SKF bearings for easy replacement.

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Product Parameters

  • Part Number 7012 ACD/HCP4ADBC
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.004mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.004mm to 0
  • Width 36 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 11.112 mm
  • Ball Qty 19
  • 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 14040 lbf
  • Static Radial Load 15075 lbf
  • Lubrication Lubricated
  • Temperature Range - 30°C to 110 °C
  • Max Speed 39000 rpm
  • Weight 0.68 kg
Super Precision Angular Contact Ball Bearings 7012 ACD/HCP4ADBC dimension drawing
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Features

Performance Features of 7012 ACD/HCP4ADBC Bearing

7012 ACD/HCP4ADBC Bearing is designed with a 25° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and ceramic balls enhance durability while reducing friction.

The phenolic cage ensures smooth operation, even at high speeds up to 39,000 rpm.
With a dynamic radial load capacity of 14,040 lbf, it handles demanding conditions reliably.

7012 ACD/HCP4ADBC Bearing’s matched arrangement of two bearings provides balanced performance.
Its moderate preload (Class C) ensures stability in precision applications.

The open design allows for easy lubrication, maintaining optimal performance.
Operating between -30°C to 110°C, it suits various industrial environments.

Application

Key Fields for 7012 ACD/HCP4ADBC Bearing
7012 ACD/HCP4ADBC Bearing is widely used in high-precision machine tools, where its moderate preload and ceramic balls ensure smooth, accurate rotations. The matched arrangement of two bearings enhances stability, making it ideal for spindle applications.

In robotics, 7012 ACD/HCP4ADBC Bearing supports articulated arms, providing reliable angular contact under dynamic loads. Its phenolic cage reduces friction, extending service life in continuous operation.

For aerospace components, 7012 ACD/HCP4ADBC Bearing’s P4A tolerance class meets stringent precision requirements. The chrome steel rings and ceramic balls handle high speeds without compromising performance.

Where Is 7012 ACD/HCP4ADBC Bearing Used?
7012 ACD/HCP4ADBC Bearing fits well in medical imaging devices, where its low vibration and high-speed capability are crucial. The open design allows for easy lubrication, maintaining efficiency in sterile environments.

In automotive testing equipment, 7012 ACD/HCP4ADBC Bearing’s angular contact design handles combined radial and axial loads. Its ceramic balls reduce heat buildup, ensuring consistent performance during prolonged use.

Built for Heavy-Duty Use: 7012 ACD/HCP4ADBC Bearing
7012 ACD/HCP4ADBC Bearing excels in industrial pumps, where its phenolic cage resists chemical wear. The matched set configuration ensures balanced load distribution, reducing downtime.

For CNC machining centres, 7012 ACD/HCP4ADBC Bearing’s high dynamic radial load capacity supports heavy cutting operations. The ceramic balls minimise friction, enhancing precision and tool life.

Automotive vs Aerospace: Applications of 7012 ACD/HCP4ADBC Bearing
In automotive transmissions, 7012 ACD/HCP4ADBC Bearing handles high-speed rotations with minimal noise. Its moderate preload ensures smooth gear shifts, improving driving comfort.

For aerospace actuators, 7012 ACD/HCP4ADBC Bearing’s temperature stability and P4A tolerance meet rigorous flight standards. The ceramic balls reduce weight while maintaining strength.

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