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Super Precision Angular Contact Ball Bearings 7012 ACB/HCP4A

Super Precision Angular Contact Ball Bearings 7012 ACB/HCP4A

The 7012 ACB/HCP4A is a super precision angular contact ball bearing with a 60mm bore and 95mm outer diameter, crafted from chrome steel and ceramic balls. It handles radial loads up to 3038 lbf and spins smoothly at speeds up to 32,000 RPM.

Its 25° contact angle and phenolic cage ensure stable performance under angular loads, while the open design allows easy lubrication. The bearing operates reliably in temperatures from -30°C to 110°C.

With a P4 tolerance class, it offers high precision for demanding applications. Ideal for machine tools or high-speed spindles where accuracy and speed are crucial.

Weighing 0.43kg, it’s lightweight yet robust. Compatible with SKF bearings for easy replacements.

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Product Parameters

  • Part Number 7012 ACB/HCP4A
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 60 mm
  • Bore Dia Tolerance -0.007mm to 0
  • Outer Dia 95 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 18 mm
  • Width Tolerance -0.2mm to 0
  • Ball Dia 6.747 mm
  • Ball Qty 28
  • Contact Angle 25°
  • Tolerance Class P4 (ABEC-7)
  • System of Measurement Metric
  • Seal Type Open
  • Matched Arrangement Available
  • Preload Available
  • For Load Direction Angular Contact
  • Ring Material Chrome Steel
  • Ball Material Ceramic
  • Cage Material Phenolic
  • Dynamic Radial Load 3038 lbf
  • Static Radial Load 2565 lbf
  • Lubrication Lubricated
  • Temperature Range -30° to 110 °C
  • Max Speed 32000 rpm
  • Weight 0.43 kg
  • Price（$） 383.346
Super Precision Angular Contact Ball Bearings 7012 ACB/HCP4A dimension drawing
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Features

Performance Features of 7012 ACB/HCP4A Bearing

7012 ACB/HCP4A 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 in 7012 ACB/HCP4A Bearing ensures smooth operation even at high speeds up to 32,000 rpm.
This design also helps maintain precision under dynamic radial loads of 3038 lbf.

With a temperature range of -30° to 110°C, 7012 ACB/HCP4A Bearing performs reliably in various environments.
Its P4 tolerance class guarantees consistent accuracy for precision tasks.

Application

Industrial Uses of 7012 ACB/HCP4A Bearing
The 7012 ACB/HCP4A Bearing is commonly used in high-speed machine tools, where its 25° contact angle provides excellent radial and axial load support.
Its ceramic balls and phenolic cage reduce friction, making it ideal for precision grinding spindles.

How Does 7012 ACB/HCP4A Bearing Improve Performance?
In automotive applications like electric vehicle motors, 7012 ACB/HCP4A Bearing handles high RPMs smoothly due to its P4 tolerance class.
The open design allows for custom lubrication, extending service life in demanding conditions.

Perfect Fit for Automation: 7012 ACB/HCP4A Bearing
Robotic arms benefit from 7012 ACB/HCP4A Bearing’s matched arrangement capability, ensuring consistent movement in assembly lines.
The chrome steel rings withstand repeated directional changes without compromising accuracy.

Medical vs Industrial: Where 7012 ACB/HCP4A Bearing Excels
While 7012 ACB/HCP4A Bearing performs well in industrial pumps, its true strength lies in medical imaging devices requiring vibration-free rotation.
The ceramic balls eliminate magnetic interference, crucial for MRI equipment.

Key Fields for 7012 ACB/HCP4A Bearing
Aerospace applications value 7012 ACB/HCP4A Bearing for its ability to maintain precision under extreme temperature variations.
The lightweight phenolic cage contributes to fuel efficiency in aircraft components.

Q&A

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